gpt鑻辨枃鍏ㄧО

gpt鑻辨枃鍏ㄧО

gpt鐨勮嫳鏂囧叏绉版槸鈥淕enerative Pre-trained Transformer鈥濄

GPT鏄竴瀹忚剨绉嶅熀浜庢繁搴﹀涔犵殑璇█妯″瀷锛岄噰鐢═ransformer鏋舵瀯鍜岄璁粌鎶鏈拰fine-tuning鐨勬柟娉曟潵瑙ｅ喅鑷劧璇█澶勭悊(NLP)涓殑鍚勭浠诲姟锛屽璇█鐢熸垚銆佸垎绫汇佺炕璇戠瓑銆侴PT鏈鏃╃敱OpenAI鍥㈤槦鎻愬嚭锛岄噰鐢ㄤ簡澶氬眰鐨凾ransformer encoder鍜宒ecoder缁撴瀯銆

GPT杩橀氳繃鏃犵洃鐫ｆ柟寮忚繘琛岀殑澶ц妯￠璁粌锛屽苟鍒╃敤fine-tuning鎶鏈涓嶅悓鐨凬LP浠诲姟杩涜寰皟銆備娇寰桮PT鍙互閽堝涓嶅悓鐨凬LP浠诲姟锛屾牴鎹緭鍏ョ殑涓婁笅鏂囷紝瀵瑰悗缁殑杈撳嚭杩涜鐢熸垚锛涗篃鍙互瀹炵幇鍙ュ瓙绾у埆鎴栨枃鏈骇鍒殑鎯呮劅鍒嗙被鍜屽懡鍚嶅疄浣撹瘑鍒换鍔★紱杩樺彲浠ュ簲鐢ㄥ埌璇█鎺ㄧ悊銆侀棶绛旂郴缁熺瓑鍦烘櫙涓
褰撳墠鑵婃彙鐨凣PT-3鐗堟湰宸茬粡鍙互妯℃嫙浜虹被鍐欎綔琛屼负锛岃兘澶熺敤鏋佷负娴佺晠鑷劧鐨勮瑷鏉ユ挵鍐欐枃绔狅紝缈昏瘧鏂囨湰鐢氳嚦鍒涢犳晠浜嬨傛讳箣锛孏PT鏄竴涓潪甯稿厛杩涚殑鑷劧璇█澶勭悊妯″瀷锛屽湪NLP棰嗗煙鏂归潰鍏锋湁杈冨ソ鐨勬晥鏋滃拰涓板瘜鐨勫簲鐢ㄥ墠鏅

褰卞搷锛
1銆佸甫鏉ヨ川鐨勯璺冿細GPT閫氳繃棰勮缁冨拰fine-tuning鎶鏈紝鍙互蹇熼傚簲涓嶅悓棰嗗煙銆佷笉鍚屼换鍔＄殑杈撳叆鍜岃緭鍑猴紝鍦ㄨ嚜鐒惰瑷鐢熸垚銆佹枃鏈垎绫汇佽瑷鐞嗚В绛夋柟闈㈠甫鏉ヤ簡宸ㄥぇ鐨勭獊鐮淬傜壒鍒槸鏈鏂扮増鏈殑GPT-3锛岃兘澶熻繘琛岄潪甯稿鏉傝疆缁濆簡鐨勮嚜鐒惰瑷鐢熸垚鍜岀悊瑙ｄ换鍔★紝灞曠幇浜嗘儕浜虹殑鍒涢犲姏銆
2銆佹帹鍔ㄨ嚜鐒惰瑷澶勭悊鎶鏈悜娣卞害鍜屽叏闈㈠彂灞曪細GPT涓昏鍒╃敤浜嗘繁搴﹀涔犲拰Transformer鏋舵瀯锛屼娇寰桸LP鎶鏈湪娣卞害鍜岃寖鍥翠笂閮芥湁浜嗚緝澶ф彁鍗囷紝鎷ユ湁浜嗘洿濂界殑琛ㄨ揪鑳藉姏鍜屾硾鍖栬兘鍔涳紝鍦ㄧ缁忔満鍣ㄧ炕璇戙佷汉鏈哄璇濄佺煡璇嗗浘璋辩瓑澶氫釜棰嗗煙灞曠ず浜嗗己澶х殑搴旂敤鍓嶆櫙銆
3銆佸姞娣变簡浜哄伐鏅鸿兘涓庤嚜鐒惰瑷涔嬮棿鐨勪氦浜掞細GPT鐨勫簲鐢ㄥ拰钀藉湴锛屾渶缁堜細杩涗竴姝ユ帹鍔ˋI涓庤嚜鐒惰瑷铻嶅悎鐨勪笘鐣岀殑鍒版潵锛岃繖灏嗕細鏈夐潪甯告繁杩滅殑褰卞搷锛屽浜烘満浜や簰銆侀煶绠辨櫤鑳借闊冲姪鎵嬩互鍙婃櫤鑳藉鏈嶇瓑棰嗗煙銆