372 lines
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372 lines
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<li class="navelem"><a class="el" href="namespacefaiss.html">faiss</a></li><li class="navelem"><a class="el" href="structfaiss_1_1IndexBinaryFromFloat.html">IndexBinaryFromFloat</a></li> </ul>
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<a href="#pub-methods">Public Member Functions</a> |
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<div class="title">faiss::IndexBinaryFromFloat Struct Reference</div> </div>
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<p><code>#include <<a class="el" href="IndexBinaryFromFloat_8h_source.html">IndexBinaryFromFloat.h</a>></code></p>
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Inheritance diagram for faiss::IndexBinaryFromFloat:</div>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
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Public Member Functions</h2></td></tr>
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<tr class="memitem:acec0f2bd11dc4b8f84a4c65c58c99dbc"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="acec0f2bd11dc4b8f84a4c65c58c99dbc"></a>
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 </td><td class="memItemRight" valign="bottom"><b>IndexBinaryFromFloat</b> (<a class="el" href="structfaiss_1_1Index.html">Index</a> *index)</td></tr>
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<tr class="separator:acec0f2bd11dc4b8f84a4c65c58c99dbc"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ac4f01196a335a9b2433e5c16396c1fd7"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinaryFromFloat.html#ac4f01196a335a9b2433e5c16396c1fd7">add</a> (<a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> n, const uint8_t *x) override</td></tr>
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<tr class="separator:ac4f01196a335a9b2433e5c16396c1fd7"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a487be675843e3146ee15bef3ee004a85"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a487be675843e3146ee15bef3ee004a85"></a>
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void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinaryFromFloat.html#a487be675843e3146ee15bef3ee004a85">reset</a> () override</td></tr>
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<tr class="memdesc:a487be675843e3146ee15bef3ee004a85"><td class="mdescLeft"> </td><td class="mdescRight">Removes all elements from the database. <br/></td></tr>
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<tr class="separator:a487be675843e3146ee15bef3ee004a85"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:af92913a782c65843fbf7a65e017d6f5f"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinaryFromFloat.html#af92913a782c65843fbf7a65e017d6f5f">search</a> (<a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> n, const uint8_t *x, <a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> k, int32_t *distances, <a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> *labels) const override</td></tr>
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<tr class="separator:af92913a782c65843fbf7a65e017d6f5f"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a7de4bb8e82f0dae621c87b44cfb64404"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinaryFromFloat.html#a7de4bb8e82f0dae621c87b44cfb64404">train</a> (<a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> n, const uint8_t *x) override</td></tr>
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<tr class="separator:a7de4bb8e82f0dae621c87b44cfb64404"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="inherit_header pub_methods_structfaiss_1_1IndexBinary"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_structfaiss_1_1IndexBinary')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="structfaiss_1_1IndexBinary.html">faiss::IndexBinary</a></td></tr>
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<tr class="memitem:a2a76f22851e42963b6a42c6d39e93b4b inherit pub_methods_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a2a76f22851e42963b6a42c6d39e93b4b"></a>
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 </td><td class="memItemRight" valign="bottom"><b>IndexBinary</b> (<a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> <a class="el" href="structfaiss_1_1IndexBinary.html#a0e485a7189eec2675032486d3b12cf88">d</a>=0, <a class="el" href="namespacefaiss.html#afd12191c638da74760ff397cf319752c">MetricType</a> metric=METRIC_L2)</td></tr>
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<tr class="memitem:a68a24abdf241eb98372b7d6fbd8d3891 inherit pub_methods_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinary.html#a68a24abdf241eb98372b7d6fbd8d3891">add_with_ids</a> (<a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> n, const uint8_t *x, const long *xids)</td></tr>
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<tr class="memitem:adec414108d34c63e4a06b6d3f9a3fa35 inherit pub_methods_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinary.html#adec414108d34c63e4a06b6d3f9a3fa35">range_search</a> (<a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> n, const uint8_t *x, int radius, <a class="el" href="structfaiss_1_1RangeSearchResult.html">RangeSearchResult</a> *result) const </td></tr>
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<tr class="memitem:a27c32414471c57138b248583fc0c5f8c inherit pub_methods_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinary.html#a27c32414471c57138b248583fc0c5f8c">assign</a> (<a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> n, const uint8_t *x, <a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> *labels, <a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> k=1)</td></tr>
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<tr class="memitem:ae2b85e2cad27acb06cb9d6d8e600ae02 inherit pub_methods_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top">virtual long </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinary.html#ae2b85e2cad27acb06cb9d6d8e600ae02">remove_ids</a> (const <a class="el" href="structfaiss_1_1IDSelector.html">IDSelector</a> &sel)</td></tr>
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<tr class="memitem:a60180e1c6b363c287b6e55191455a82f inherit pub_methods_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinary.html#a60180e1c6b363c287b6e55191455a82f">reconstruct</a> (<a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> key, uint8_t *recons) const </td></tr>
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<tr class="memitem:ab5885ba0cbd91cf6c5fe2f53bb5650c3 inherit pub_methods_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinary.html#ab5885ba0cbd91cf6c5fe2f53bb5650c3">reconstruct_n</a> (<a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> i0, <a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> ni, uint8_t *recons) const </td></tr>
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<tr class="memitem:ae99e8745fc02ffac2cfdb431951eeabf inherit pub_methods_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinary.html#ae99e8745fc02ffac2cfdb431951eeabf">search_and_reconstruct</a> (<a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> n, const uint8_t *x, <a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> k, int32_t *distances, <a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> *labels, uint8_t *recons) const </td></tr>
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<tr class="memitem:a63d722545b95badd251f3e8770b9bb9b inherit pub_methods_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinary.html#a63d722545b95badd251f3e8770b9bb9b">display</a> () const </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
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Public Attributes</h2></td></tr>
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<tr class="memitem:a1346bf356aabe668a22944ded824808f"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1346bf356aabe668a22944ded824808f"></a>
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<a class="el" href="structfaiss_1_1Index.html">Index</a> * </td><td class="memItemRight" valign="bottom"><b>index</b> = nullptr</td></tr>
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<tr class="memitem:a7311fc4d11169f7bc668c16b027336ba"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a7311fc4d11169f7bc668c16b027336ba"></a>
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bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinaryFromFloat.html#a7311fc4d11169f7bc668c16b027336ba">own_fields</a> = false</td></tr>
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<tr class="memdesc:a7311fc4d11169f7bc668c16b027336ba"><td class="mdescLeft"> </td><td class="mdescRight">Whether object owns the index pointer. <br/></td></tr>
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<tr class="inherit_header pub_attribs_structfaiss_1_1IndexBinary"><td colspan="2" onclick="javascript:toggleInherit('pub_attribs_structfaiss_1_1IndexBinary')"><img src="closed.png" alt="-"/> Public Attributes inherited from <a class="el" href="structfaiss_1_1IndexBinary.html">faiss::IndexBinary</a></td></tr>
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<tr class="memitem:a0e485a7189eec2675032486d3b12cf88 inherit pub_attribs_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a0e485a7189eec2675032486d3b12cf88"></a>
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int </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinary.html#a0e485a7189eec2675032486d3b12cf88">d</a></td></tr>
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<tr class="memdesc:a0e485a7189eec2675032486d3b12cf88 inherit pub_attribs_structfaiss_1_1IndexBinary"><td class="mdescLeft"> </td><td class="mdescRight">vector dimension <br/></td></tr>
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<tr class="memitem:a277c2645b8def11c5d982384098c5380 inherit pub_attribs_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a277c2645b8def11c5d982384098c5380"></a>
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int </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinary.html#a277c2645b8def11c5d982384098c5380">code_size</a></td></tr>
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<tr class="memdesc:a277c2645b8def11c5d982384098c5380 inherit pub_attribs_structfaiss_1_1IndexBinary"><td class="mdescLeft"> </td><td class="mdescRight">number of bytes per vector ( = d / 8 ) <br/></td></tr>
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<a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinary.html#a41b6759d127475d5fcd2b3982a8f355e">ntotal</a></td></tr>
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<tr class="memdesc:a41b6759d127475d5fcd2b3982a8f355e inherit pub_attribs_structfaiss_1_1IndexBinary"><td class="mdescLeft"> </td><td class="mdescRight">total nb of indexed vectors <br/></td></tr>
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<tr class="separator:a41b6759d127475d5fcd2b3982a8f355e inherit pub_attribs_structfaiss_1_1IndexBinary"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a1656c00d77d55999becd71e3d8ea6dd7 inherit pub_attribs_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a1656c00d77d55999becd71e3d8ea6dd7"></a>
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bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinary.html#a1656c00d77d55999becd71e3d8ea6dd7">verbose</a></td></tr>
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<tr class="memdesc:a1656c00d77d55999becd71e3d8ea6dd7 inherit pub_attribs_structfaiss_1_1IndexBinary"><td class="mdescLeft"> </td><td class="mdescRight">verbosity level <br/></td></tr>
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<tr class="separator:a1656c00d77d55999becd71e3d8ea6dd7 inherit pub_attribs_structfaiss_1_1IndexBinary"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a132119ae93e240b54621c5c669853c7f inherit pub_attribs_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a132119ae93e240b54621c5c669853c7f"></a>
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bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinary.html#a132119ae93e240b54621c5c669853c7f">is_trained</a></td></tr>
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<tr class="memdesc:a132119ae93e240b54621c5c669853c7f inherit pub_attribs_structfaiss_1_1IndexBinary"><td class="mdescLeft"> </td><td class="mdescRight">set if the <a class="el" href="structfaiss_1_1Index.html">Index</a> does not require training, or if training is done already <br/></td></tr>
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<tr class="separator:a132119ae93e240b54621c5c669853c7f inherit pub_attribs_structfaiss_1_1IndexBinary"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a344529c829717012b530ef9c13b145b7 inherit pub_attribs_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a344529c829717012b530ef9c13b145b7"></a>
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<a class="el" href="namespacefaiss.html#afd12191c638da74760ff397cf319752c">MetricType</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinary.html#a344529c829717012b530ef9c13b145b7">metric_type</a></td></tr>
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<tr class="memdesc:a344529c829717012b530ef9c13b145b7 inherit pub_attribs_structfaiss_1_1IndexBinary"><td class="mdescLeft"> </td><td class="mdescRight">type of metric this index uses for search <br/></td></tr>
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<tr class="separator:a344529c829717012b530ef9c13b145b7 inherit pub_attribs_structfaiss_1_1IndexBinary"><td class="memSeparator" colspan="2"> </td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="inherited"></a>
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Additional Inherited Members</h2></td></tr>
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<tr class="inherit_header pub_types_structfaiss_1_1IndexBinary"><td colspan="2" onclick="javascript:toggleInherit('pub_types_structfaiss_1_1IndexBinary')"><img src="closed.png" alt="-"/> Public Types inherited from <a class="el" href="structfaiss_1_1IndexBinary.html">faiss::IndexBinary</a></td></tr>
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<tr class="memitem:a01749bbdbd3b7ec6bb9390257ab16c5c inherit pub_types_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a01749bbdbd3b7ec6bb9390257ab16c5c"></a>
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using </td><td class="memItemRight" valign="bottom"><a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> = <a class="el" href="structfaiss_1_1Index.html#ad3f0d3071f987baabbdd3da4500c87ea">Index::idx_t</a></td></tr>
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<tr class="memdesc:a01749bbdbd3b7ec6bb9390257ab16c5c inherit pub_types_structfaiss_1_1IndexBinary"><td class="mdescLeft"> </td><td class="mdescRight">all indices are this type <br/></td></tr>
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<tr class="separator:a01749bbdbd3b7ec6bb9390257ab16c5c inherit pub_types_structfaiss_1_1IndexBinary"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aaa0f338d22575d508cd6141972addaa6 inherit pub_types_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="aaa0f338d22575d508cd6141972addaa6"></a>
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using </td><td class="memItemRight" valign="bottom"><b>component_t</b> = uint8_t</td></tr>
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<tr class="separator:aaa0f338d22575d508cd6141972addaa6 inherit pub_types_structfaiss_1_1IndexBinary"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:af958aa9b51dac1fcc433014959cad20c inherit pub_types_structfaiss_1_1IndexBinary"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="af958aa9b51dac1fcc433014959cad20c"></a>
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using </td><td class="memItemRight" valign="bottom"><b>distance_t</b> = int32_t</td></tr>
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<tr class="separator:af958aa9b51dac1fcc433014959cad20c inherit pub_types_structfaiss_1_1IndexBinary"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock"><p><a class="el" href="structfaiss_1_1IndexBinary.html">IndexBinary</a> backed by a float <a class="el" href="structfaiss_1_1Index.html">Index</a>.</p>
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<p>Supports adding vertices and searching them.</p>
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<p>All queries are symmetric because there is no distinction between codes and vectors. </p>
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<p>Definition at line <a class="el" href="IndexBinaryFromFloat_8h_source.html#l00028">28</a> of file <a class="el" href="IndexBinaryFromFloat_8h_source.html">IndexBinaryFromFloat.h</a>.</p>
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</div><h2 class="groupheader">Member Function Documentation</h2>
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<a class="anchor" id="ac4f01196a335a9b2433e5c16396c1fd7"></a>
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<div class="memitem">
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<td class="memname">void faiss::IndexBinaryFromFloat::add </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> </td>
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<td class="paramname"><em>n</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">const uint8_t * </td>
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<td class="paramname"><em>x</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</tr>
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</table>
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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>Add n vectors of dimension d to the index.</p>
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<p>Vectors are implicitly assigned labels ntotal .. ntotal + n - 1 </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">x</td><td>input matrix, size n * d / 8 </td></tr>
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</table>
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</dd>
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</dl>
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<p>Implements <a class="el" href="structfaiss_1_1IndexBinary.html#af04b1093cdebfea189e0e04da68794d7">faiss::IndexBinary</a>.</p>
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<p>Definition at line <a class="el" href="IndexBinaryFromFloat_8cpp_source.html#l00034">34</a> of file <a class="el" href="IndexBinaryFromFloat_8cpp_source.html">IndexBinaryFromFloat.cpp</a>.</p>
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</div>
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<a class="anchor" id="af92913a782c65843fbf7a65e017d6f5f"></a>
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<td class="memname">void faiss::IndexBinaryFromFloat::search </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> </td>
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<td class="paramname"><em>n</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">const uint8_t * </td>
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<td class="paramname"><em>x</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype"><a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> </td>
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<td class="paramname"><em>k</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">int32_t * </td>
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<td class="paramname"><em>distances</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype"><a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> * </td>
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<td class="paramname"><em>labels</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td> const</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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</table>
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</div><div class="memdoc">
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<p>Query n vectors of dimension d to the index.</p>
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<p>return at most k vectors. If there are not enough results for a query, the result array is padded with -1s.</p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">x</td><td>input vectors to search, size n * d / 8 </td></tr>
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<tr><td class="paramname">labels</td><td>output labels of the NNs, size n*k </td></tr>
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<tr><td class="paramname">distances</td><td>output pairwise distances, size n*k </td></tr>
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</table>
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</dd>
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</dl>
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<p>Implements <a class="el" href="structfaiss_1_1IndexBinary.html#a48cdd06037d1fb8ce827e7522ba05fb8">faiss::IndexBinary</a>.</p>
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<p>Definition at line <a class="el" href="IndexBinaryFromFloat_8cpp_source.html#l00052">52</a> of file <a class="el" href="IndexBinaryFromFloat_8cpp_source.html">IndexBinaryFromFloat.cpp</a>.</p>
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<a class="anchor" id="a7de4bb8e82f0dae621c87b44cfb64404"></a>
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<td class="memname">void faiss::IndexBinaryFromFloat::train </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="structfaiss_1_1IndexBinary.html#a01749bbdbd3b7ec6bb9390257ab16c5c">idx_t</a> </td>
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<td class="paramname"><em>n</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">const uint8_t * </td>
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<td class="paramname"><em>x</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</tr>
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</table>
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</td>
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<td class="mlabels-right">
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<span class="mlabels"><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>Perform training on a representative set of vectors.</p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">n</td><td>nb of training vectors </td></tr>
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<tr><td class="paramname">x</td><td>training vecors, size n * d / 8 </td></tr>
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</table>
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</dd>
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</dl>
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<p>Reimplemented from <a class="el" href="structfaiss_1_1IndexBinary.html#a34b7f0f358259d858135555967c6bc79">faiss::IndexBinary</a>.</p>
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<p>Definition at line <a class="el" href="IndexBinaryFromFloat_8cpp_source.html#l00069">69</a> of file <a class="el" href="IndexBinaryFromFloat_8cpp_source.html">IndexBinaryFromFloat.cpp</a>.</p>
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</div>
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</div>
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<hr/>The documentation for this struct was generated from the following files:<ul>
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<li>/data/users/hoss/faiss/<a class="el" href="IndexBinaryFromFloat_8h_source.html">IndexBinaryFromFloat.h</a></li>
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<li>/data/users/hoss/faiss/<a class="el" href="IndexBinaryFromFloat_8cpp_source.html">IndexBinaryFromFloat.cpp</a></li>
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</ul>
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