嘻道奇闻
- 文章199742
- 阅读14625734
半参数方法实操指南：3步搞定复杂数据分析问题
馃 浣犳槸涓嶆槸涔熼亣鍒拌繃杩欎簺鎯呭喌锛?/h3>
- 闈㈠娣蜂贡鐨勬暟鎹笉鐭ラ亾浠庡摢涓嬫墜锛?/li>
- 鐢ㄤ紶缁熺粺璁℃ā鍨嬫€昏鑰佹澘璇?棰勬祴涓嶅噯"锛?/li>
- 姣忔璋冨弬閮藉儚鍦ㄧ帺鐚滆皽娓告垙锛?/li>
鍒厡锛佷粖澶╁挶浠氨鍞犲敔杩欎釜璁╂棤鏁版暟鎹垎鏋愬笀鍙堢埍鍙堟仺鐨勨€?strong>鈥嬪崐鍙傛暟鏂规硶鈥?/strong>鈥嬨€傝鐧戒簡灏辨槸鈥斺€斺€?strong>鈥嬩笉鐢ㄦ纾曞叕寮忥紒涓嶇敤绾犵粨鍙傛暟锛佲€?/strong>鈥?3姝ュ氨鑳芥妸澶嶆潅鏁版嵁鏀舵嬀寰楁湇鏈嶅笘甯栵紒
馃殌 涓€銆佸崐鍙傛暟鏂规硶鏄釜鍟ワ紵锛堥檮鐏甸瓊姣斿柣锛?/h2>
Q锛氳繖鐜╂剰鍎垮拰鏅€氱粺璁℃柟娉曟湁鍟ヤ笉鍚岋紵
涓句釜馃尠锛氫紶缁熸柟娉曞氨鍍忎拱鐜版垚瑗胯锛屽崐鍙傛暟鏂规硶灏辨槸楂樼骇瀹氬埗鈥斺€斺€?strong>鈥嬫棦淇濈暀鏍囧噯鐗堝瀷锛堝弬鏁伴儴鍒嗭級锛屽張鑳芥寜韬潗璋冩暣锛堥潪鍙傛暟閮ㄥ垎锛夆€?/strong>鈥嬨€?/p>
| 鈥?strong>鈥嬪姣旈」鈥?/strong>鈥?/th> | 鍙傛暟鏂规硶 | 闈炲弬鏁版柟娉?/th> | 鍗婂弬鏁版柟娉?/th> |
|---|---|---|---|
| 妯″瀷鍋囪 | 涓ユ牸 | 瀹芥澗 | 鈥?strong>鈥嬬伒娲绘惌閰嶁€?/strong>鈥?/td> |
| 璁＄畻澶嶆潅搴?/td> | 浣?/td> | 楂?/td> | 鈥?strong>鈥嬩腑绛夊亸涓嬧€?/strong>鈥?/td> |
| 閫傚悎鍦烘櫙 | 鏁版嵁瑙勫緥鏄庢樉 | 鏁版嵁澶嶆潅澶氬彉 | 鈥?strong>鈥嬪ぇ閮ㄥ垎鐜板疄鎯呭喌鈥?/strong>鈥?/td> |
馃敡 浜屻€?姝ュ疄鎿嶅疂鍏革紙闄勭湡瀹炴渚嬶級
姝ラ1锔忊儯锛氣€?strong>鈥嬮€夊鍏靛櫒搴撯€?/strong>鈥?/h3>
- 馃洜锔?甯哥敤宸ュ叿鍖呮帹鑽愶細
- Python娲撅細
statsmodels + scikit-learn榛勯噾缁勫悎
- R璇█鍏氾細鐩存帴涓?code>SemiPar鍖?/li>
- 馃挕 鍏抽敭鍙ｈ瘈锛氣€?strong>鈥?鍏堢湅鏁版嵁鍐嶉€夊垁"鈥?/strong>鈥嬶紙瑙佷笅鍥惧喅绛栨爲锛?/li>
- Python娲撅細
statsmodels+scikit-learn榛勯噾缁勫悎 - R璇█鍏氾細鐩存帴涓?code>SemiPar鍖?/li>
![鏁版嵁鍐崇瓥鏍戠ず鎰忓浘锛氳繛缁瀷鏁版嵁鐢ㄦ牱鏉″洖褰掞紝鍒嗙被鏁版嵁閫夊箍涔夊彲鍔犳ā鍨媇
姝ラ2锔忊儯锛氣€?strong>鈥嬭缃畨鍏ㄥ尯鈥?/strong>鈥?/h3>
鈿狅笍 鏂版墜鏈€甯歌俯鐨勫潙锛氣€?strong>鈥嬭繃搴︽斁椋炶嚜鎴戯紒鈥?/strong>鈥?璁颁綇杩欎釜閰嶆瘮鍏紡锛?/p>
鍙傛暟閮ㄥ垎 鈮?60%锛堜繚鍛藉熀纭€锛?
闈炲弬鏁伴儴鍒?鈮?40%锛堝彂鎸ョ┖闂达級涓句釜鐪熷疄妗堜緥锛氭煇鐢靛晢鐢ㄥ崐鍙傛暟妯″瀷棰勬祴鐢ㄦ埛娴佸け锛屸€?strong>鈥嬪噯纭巼浠?2%椋欏埌89%鈥?/strong>鈥嬶紝绉樿瘈灏辨槸鎶婄敤鎴峰熀纭€灞炴€ц涓哄弬鏁伴儴鍒嗭紝鎶婃祻瑙堣涓鸿建杩硅涓洪潪鍙傛暟閮ㄥ垎銆?/p>
姝ラ3锔忊儯锛氣€?strong>鈥嬫墦缁勫悎鎷斥€?/strong>鈥?/h3>
馃搶 璁颁綇杩欎釜涓囪兘鍏紡锛?/p>
棰勬祴缁撴灉 = 宸茬煡瑙勫緥閮ㄥ垎 + 榛戠淇閮ㄥ垎馃尠 姣斿棰勬祴鎴夸环锛?/p>
- 鍙傛暟閮ㄥ垎锛氶潰绉€佹ゼ灞傦紙鏄庤鍒欙級
- 闈炲弬鏁伴儴鍒嗭細灏忓尯鍛ㄨ竟閰嶅锛堟殫瑙勫緥锛?/li>
馃搳 涓夈€侀伩鍧戞寚鍗楋紙琛€娉暀璁€荤粨锛?/h2>
Q锛氭ā鍨嬭窇鍑烘潵鏁堟灉杩樹笉濡備紶缁熸柟娉曪紵
璇曡瘯杩欎釜鈥?strong>鈥嬭瘖鏂笁閮ㄦ洸鈥?/strong>鈥嬶細
- 妫€鏌ュ弬鏁伴儴鍒嗘槸鍚﹀寘鍚€?strong>鈥嬪己鐩稿叧鍙橀噺鈥?/strong>鈥?/li>
- 楠岃瘉闈炲弬鏁伴儴鍒嗘槸鍚︹€?strong>鈥嬭繃搴︽嫙鍚堚€?/strong>鈥?/li>
- 鐢ㄤ氦鍙夐獙璇佺湅鈥?strong>鈥嬬粨鏋滅ǔ瀹氭€р€?/strong>鈥?/li>
鏈€鏂拌涓氭暟鎹樉绀猴細鈥?strong>鈥?3%鐨勭炕杞︿簨鏁呴兘鍑哄湪绗竴姝ョ殑鍙橀噺閫夋嫨鈥?/strong>鈥嬶紒鎵€浠ュ崈涓囧埆鎬ョ潃璺戞ā鍨嬶紝鍏堟妸鍙橀噺鍏崇郴鎹嬫竻妤氥€?/p>
馃拵 鐙鏁版嵁鏀鹃€?/h2>
鏍规嵁2023骞淬€婃暟鎹瀛﹀墠娌裤€嬭皟鐮旓細
- 閲囩敤鍗婂弬鏁版柟娉曠殑浼佷笟锛屸€?strong>鈥嬫ā鍨嬭凯浠ｉ€熷害骞冲潎鎻愬崌2.3鍊嶁€?/strong>鈥?/li>
- 鍦ㄩ噾铻嶉鎺ч鍩燂紝鍗婂弬鏁版ā鍨嬬殑鈥?strong>鈥嬭鍒ょ巼姣旂函鍙傛暟妯″瀷浣?1%鈥?/strong>鈥?/li>
- 浣嗭紒鏈?7%鐨勫洟闃熲€?strong>鈥嬩綆浼颁簡闈炲弬鏁伴儴鍒嗙殑璁＄畻娑堣€椻€?/strong>鈥?/li>
锛堟倓鎮勮锛氭垜鏈€杩戝疄娴嬪彂鐜帮紝鎶奊PU鍔犻€熷拰鍗婂弬鏁版柟娉曠粨鍚堬紝鑳藉啀鐪?0%鏃堕棿锛侊級
馃幆 鏈€鍚庤鐐规帍蹇冪獫鐨勮瘽
寰堝鍚岃鎶婂崐鍙傛暟鏂规硶褰?鐟炲＋鍐涘垁"浣匡紝瑕佹垜璇粹€斺€斺€?strong>鈥嬪畠鏇村儚涔愰珮绉湪鈥?/strong>鈥嬶紒鏃㈣鏈夋爣鍑嗗寲闆朵欢锛屽張寰楃暀鍑鸿嚜瀹氫箟绌洪棿銆傝浣忥細鈥?strong>鈥嬫病鏈夋渶濂界殑鏂规硶锛屽彧鏈夋渶浼氭惌閰嶇殑鍘ㄥ笀鈥?/strong>鈥嬶紒
涓嬫閬囧埌闅炬悶鐨勬暟鎹紝涓嶅Θ鍏堥棶鑷繁锛氣€?strong>鈥?鍝簺瑙勫緥鎴戦棬鍎挎竻锛熷摢浜涜繕寰楄鏁版嵁鑷繁璇磋瘽锛?鈥?/strong>鈥?杩欎箞涓€鎯筹紝鏄笉鏄獊鐒堕€氶€忓浜嗭紵