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Larryzhi銀蟲 (初入文壇)
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[求助]
求推薦矩陣(向量)求導(dǎo)教材 已有9人參與
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最近經(jīng)常碰到一些問(wèn)題,求推薦一本講解矩陣(向量)求導(dǎo)、積分等方面的教材。 例如下式對(duì)X求導(dǎo), J( X) = ( X - Xb ) T B^-1 ( X - Xb )+ ( Y - HX) T R^-1 ( Y - HX) 結(jié)果大致能看懂,但是想了解下具體的規(guī)則究竟是怎么樣的. 謝謝! |

木蟲 (著名寫手)
專家顧問(wèn) (著名寫手)
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專家經(jīng)驗(yàn): +342 |
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Treat it as product of multiple functions of X. Take derivative by product rule. Not too many books explaining this due to it's triviality. But you can check almost any matrix book having differential and integral chapter for reference. [ 發(fā)自手機(jī)版 http://www.gaoyang168.com/3g ] |

專家顧問(wèn) (知名作家)
唵嘛呢叭咪吽
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專家經(jīng)驗(yàn): +2500 |
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發(fā)一個(gè):<矩陣、向量求導(dǎo)法則>,不知道對(duì)你是否有用。 見:http://www.gaoyang168.com/bbs/viewthread.php?tid=8367923&fpage=1 |

專家顧問(wèn) (職業(yè)作家)
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專家經(jīng)驗(yàn): +831 |

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