Application Example: Photo OCR Photo OCR = Photo Optical Character Recognition 如上圖是提取圖片...
發(fā)簡(jiǎn)信
IP屬地：北京
-
Machine Learning - Andrew Ng 筆記(9) ??完結(jié)撒花?? -
??????
AEE 1192: What's Your Greatest Asset? How to Talk About Advantages in English
enamored adj If you are enamored of something, you like or admire it a lot. If you are ...
-
Machine Learning - Andrew Ng 筆記(8)Large scale machine learning 回想之前學(xué)過的所有機(jī)器學(xué)習(xí)算法,大致的步驟如下:1.定義hypothesis 和 cost function2.求g...
-
Machine Learning - Andrew Ng 筆記(7)Anomaly Detection 異常檢測(cè)算法經(jīng)常用于非監(jiān)督學(xué)習(xí)問題中，有點(diǎn)類似于logistic regression. examples 量化來說就是如果就被認(rèn)為是異常...
-
Machine Learning - Andrew Ng 筆記(6)Unsupervised Learning 本章節(jié)進(jìn)入無監(jiān)督學(xué)習(xí),相比于Supervised Learning處理的Training Set,{},Unsupervised ...
-
Fingering Problem問題描述 假設(shè)你正在學(xué)習(xí)用吉他彈一首曲子,這首曲子的吉他譜是長(zhǎng)度為n的數(shù)組notes,其中每一個(gè)元素代表一個(gè)音符,每個(gè)音符都需要你用一只手的一根手指(只考慮單手,并且手指數(shù)量...
-
Machine Learning - Andrew Ng 筆記(5)Support Vector Machines SVM是本次課程中會(huì)介紹到的最后一種監(jiān)督機(jī)器學(xué)習(xí)算法. Optimization Objective SVM的代價(jià)函數(shù)和Log...
-
AEE Episode 1222: I'll Give You the Benefit of the Doubt
cringe Word forms: 3rd person singular present tense cringes , present participle crin...
-
AEE Episode 1210: How to Ask for Something Back and Avoid Sounding Mean in English
drench Word forms: 3rd person singular present tense drenches, present participle drenc...
-
AEE Episode 1201: What a Nightmare. How Do You Support Someone When They Complain?
blame Word forms: 3rd person singular present tense blames , present participle blamin...
-
AEE Episode 1200: How to Not Get Bogged Down With Conditionals
bog down If a plan or progress bogs down or if something bogs it down, it delayed and n...
-
AEE Episode 1199: What Gives? How to Express Frustration and Confusion at the Same Time
council Word forms: plural councils (countable noun) A council is a group of people who...
-
Machine Learning - Andrew Ng 筆記(3)Neural Networks 為什么需要神經(jīng)網(wǎng)絡(luò)算法? Model Representation I 神經(jīng)網(wǎng)絡(luò)算法是用來模擬人類大腦行為的算法,具體來說就是模擬人類神經(jīng)元的...
-
Machine Learning - Andrew Ng 筆記(2)分類問題(Classification) 首先什么是分類問題?分類問題就是預(yù)測(cè)的值是離散的,比如是否是垃圾郵件(是/不是),腫瘤是否是良性(是/不是)等等,我們?cè)撚檬裁捶椒ㄈ?..
-
AEE Episode 1193: Are You a Backseat Driver?
unsolicited Something that is unsolicited has been given without being asked for and ma...
-
AEE 1192: What's Your Greatest Asset? How to Talk About Advantages in English
enamored adj If you are enamored of something, you like or admire it a lot. If you are ...
-
AEE 1191: How to Talk About the Glass Ceiling in English
Glass Ceiling 玻璃天花板是指在公司、企業(yè)和機(jī)關(guān)、團(tuán)體中對(duì)某些群體晉升到高級(jí)職位或決策層的潛在限制或障礙。它指正如玻璃一樣，這個(gè)障礙雖然不會(huì)明文規(guī)定，但卻是實(shí)實(shí)在...
-
Machine Learning - Linear Algebra
矩陣 從代碼的角度上來講可以看作二維數(shù)組,形如 矩陣的維度 矩陣維度=#rows * #cols,(1-1)是一個(gè)4*5的矩陣 元素坐標(biāo) Aij = ith row && j...
-
Machine Learning - Andrew Ng 筆記機(jī)器學(xué)習(xí)的類型 1.監(jiān)督學(xué)習(xí)你需要給機(jī)器一個(gè)有明確答案的訓(xùn)練樣本,讓機(jī)器根據(jù)已經(jīng)有的經(jīng)驗(yàn)去對(duì)未知的情況進(jìn)行預(yù)測(cè),比如給定的訓(xùn)練樣本是房間面積-房?jī)r(jià)的關(guān)系,對(duì)每一個(gè)訓(xùn)練樣本中的...