计算机网络的目标是实现（计算机网络的目标是实现什么）

鍏紬鍙稩D锝?strong>ComputerVisionGzq

璁烘枃鍦板潃锛?/span>https://openaccess.thecvf.com/content/ACCV2020/papers/Zhang_Localize_to_Classify_and_Classify_to_Localize_Mutual_Guidance_in_ACCV_2020_paper.pdf

婧愪唬鐮佸湴鍧€锛?/span>https://github.com/ZHANGHeng19931123/MutualGuide

鏈夌洃鐫ｇ殑鐩爣妫€娴嬫槸璁＄畻鏈鸿瑙変腑鐨勪竴椤规祦琛屼换鍔?/span>锛屾棬鍦ㄩ€氳繃杈圭晫妗嗗畾浣嶇洰鏍囧苟灏嗗畠浠腑鐨勬瘡涓€涓垎閰嶇粰棰勫畾涔夌殑绫汇€傚熀浜庢繁搴﹀涔犵殑鏂规硶鍦ㄥ緢澶х▼搴︿笂涓诲浜嗚繖涓爺绌堕鍩燂紝鏈€杩戠殑鏂规硶閮芥槸鍩轰簬Anchor鏈哄埗鐨勩€侫nchors鏄湪鏁翠釜鍥惧儚涓婂潎鍖€鍫嗗彔鐨勪笉鍚屽ぇ灏忓拰绾垫í姣旂殑棰勫畾涔夊弬鑰冩銆傚畠浠€氳繃灏嗙洰鏍囨娴嬮棶棰樿浆鎹负鍩轰簬Anchor鐨勮竟鐣屾鍥炲綊鍜屽垎绫婚棶棰橈紝甯姪缃戠粶澶勭悊鐩爣灏哄鍜屽舰鐘跺彉鍖栥€傚ぇ澶氭暟鏈€鍏堣繘鐨勫熀浜嶢nchor鐨勭洰鏍囨娴嬪櫒閲囩敤棰勫畾涔夌殑Anchor boxes鍜孏T妗嗭紙浠ヤ笅绉颁负 IoU-anchor锛変箣闂寸殑浜ら泦锛圛oU锛夋潵灏嗘牱鏈珹nchor鍒嗛厤缁欑洰鏍囷紙姝ｆ牱鏈珹nchor锛夋垨鑳屾櫙锛堣礋鏍锋湰Anchor锛夌被鍒€傜劧鍚庝娇鐢ㄨ繖浜涘垎閰嶇殑Anchors鏉ユ渶灏忓寲璁粌鏈熼棿鐨勮竟鐣屾鍥炲綊鍜屽垎绫绘崯澶便€?/span>

Anchor A鍜孉nchor B涓庢GT鍏锋湁鐩稿悓鐨処oU锛屼絾鍏锋湁涓嶅悓鐨勮瑙夎涔変俊鎭€傛瘡涓浘鍍忎腑鐨勭湡瀹炴儏鍐垫爣璁颁负铏氱嚎妗嗐€?/span>

鍩轰簬娣卞害瀛︿範鐨勭洰鏍囨娴嬫秹鍙婁袱涓瓙浠诲姟锛氬疄渚嬪畾浣嶅拰鍒嗙被銆傝繖涓や釜浠诲姟鐨勯娴嬪垎鍒憡璇夋垜浠浘鍍忎笂鐨勨€滀綅缃€濆拰鈥滀粈涔堚€濈洰鏍囥€傚湪璁粌闃舵锛屼袱涓换鍔￠兘閫氳繃姊害涓嬮檷鑱斿悎浼樺寲锛屼絾鏄潤鎬丄nchor鍖归厤绛栫暐骞舵病鏈夋槑纭彈鐩婁簬涓や釜浠诲姟鐨勮仈鍚堣В鍐虫柟妗堬紝杩欏彲鑳戒細瀵艰嚧浠诲姟閿欎綅闂锛屽嵆鍦ㄨ瘎浼伴樁娈?锛岃妯″瀷鍙兘浼氱敓鎴愬叿鏈夋纭垎绫讳絾涓嶇簿纭畾浣嶇殑杈圭晫妗嗙殑棰勬祴锛屼互鍙婂叿鏈夌簿纭畾浣嶄絾閿欒鍒嗙被鐨勯娴嬨€傝繖涓ょ棰勬祴閮芥樉鐫€闄嶄綆浜嗘暣浣撴娴嬭川閲忋€?/span>

浜屻€佸墠瑷€

涓轰簡瑙ｅ喅鐜版湁鍩轰簬IoU-anchor绛栫暐鐨勮繖涓や釜灞€闄愭€э紝鐮旂┒鑰呮彁鍑轰簡涓€绉嶆柊鐨勮嚜閫傚簲Anchor鍖归厤鍑嗗垯锛?/span>鐢卞畾浣嶅拰鍒嗙被浠诲姟鐩镐簰鎸囧锛屽姩鎬佸垎閰嶈缁傾nchor鏍锋湰涓轰紭鍖栧垎绫伙紝鍙嶄箣浜︾劧銆傜壒鍒槸锛屽皢瀹氫綅鑹ソ鐨凙nchor闄愬埗涓轰篃寰堝ソ鍒嗙被锛堝畾浣嶅埌鍒嗙被锛夛紝浠ュ強閭ｄ簺鍒嗙被鑹ソ鐨凙nchor涔熷緢濂藉畾浣嶏紙鍒嗙被鍒板畾浣嶏級銆傝繖浜涚瓥鐣ュ鑷村唴瀹?涓婁笅鏂囨晱鎰熺殑Anchor鍖归厤骞堕伩鍏嶄换鍔￠敊浣嶉棶棰樸€傚敖绠℃墍鎻愬嚭鐨勭瓥鐣ュ緢绠€鍗曪紝浣嗗湪PASCAL VOC鍜孧S COCO鏁版嵁闆嗕笂锛屽挨鍏舵槸鍦ㄤ弗鏍肩殑鎸囨爣锛堝AP75锛変笂锛孧utual Guidance涓庡叿鏈変笉鍚屾繁搴﹀涔犳灦鏋勭殑浼犵粺闈欐€佺瓥鐣ョ浉姣旓紝甯︽潵浜嗕竴鑷寸殑骞冲潎绮惧害 (AP) 澧炵泭銆?/span>

鏂版彁鍑虹殑鏂规硶鏈夋湜鍦ㄩ渶瑕佺簿纭疄渚嬪畾浣嶇殑搴旂敤绋嬪簭涓婃洿鏈夋晥锛屼緥濡傝嚜鍔ㄩ┚椹躲€佹満鍣ㄤ汉銆佹埛澶栬棰戠洃鎺х瓑銆?/span>

涓夈€佹柊妗嗘灦

浼犵粺鐨凙nchor閫氬父鏄鍏堝畾涔変簡涓€缁凙nchor鐨刟spect ratio锛屽湪瀹為檯鐨勬粦绐楄缁冭繃绋嬩腑鍏堢敤浜屽垎绫绘ā鍨嬪垽鏂繖浜汚nchor鐨勬鍐呮湁娌℃湁鐗╀綋锛屽苟鏍规嵁璁惧畾鐨勯槇鍊煎皢sample鏍囨敞涓簆ositive鎴栬€卬egative鎴栬€卛gnored锛岀劧鍚庤繘琛宐onding box鍥炲綊杩涜refine锛屾渶鍚庡仛澶氬垎绫诲啀鍥炲綊璋冩暣浣嶇疆銆?/span>

杩欓噷浣滆€呭皢棰勫畾涔夌殑Anchor鍜孏T鐨処oU鍙仛IoU-anchor锛?span style=’color: rgb(136, 136, 136);font-family: “pingfang SC”, “helvetica neue”, arial, “hiragino sans gb”, “microsoft yahei ui”, “microsoft yahei”, simsun, sans-serif;font-size: 15px;letter-spacing: 0.544px;text-align: start;text-indent: 32px;white-space: pre-wrap;widows: 1;background-color: rgb(255, 255, 255);’>IoU-anchor澶т簬50%鐨勪綔涓簆ositive锛屽皬浜?0%浣滀负negative锛屽叾浠栦綔涓篿gnored samples銆傚鏋滄病鏈堿nchor鐨勫ぇ浜?0%锛岄偅灏遍€夋渶澶х殑IoU鐨勯偅涓綔涓簆ositive銆傚涓嬪浘鎵€绀猴細

• 瀹氫綅鍒板垎绫伙紙Localize to Classify锛?/span>

鍔ㄦ€佽缃堪鍒嗙被鏂规硶涓璐熸牱鏈殑闃堝€笺€傚洜涓洪殢鐫€璁粌杩涜锛屾鏍锋湰鍙樺锛堝洜涓轰簩鍒嗙被妯″瀷鑳藉姏閫愭笎澧炲己锛屼絾鏄槇鍊兼病鍙橈級锛屼綔鑰呰涓鸿繖鏍蜂細瀵艰嚧璁粌涓嶇ǔ瀹氥€?/span>

浜庢槸浣滆€呭皢鎷熷皢鍒嗙被妯″瀷鐨勫垎绫昏兘鍔涚撼鍏ラ槇鍊艰缃€冮噺鑼冨洿浠ュ姩鎬佽缃槇鍊硷細鍦ㄦ牴鎹甀oU-regressed鏍囨敞纭畾姝ｈ礋鏍锋湰鐨勬椂鍊欎笉鍐嶇洿鎺ラ噰鐢ㄥ浐瀹氶槇鍊硷紝鑰屾槸鏍规嵁IoU-anchor涓殑姝ｆ牱鏈暟閲弉鏉ラ€夊彇IoU-regressed鐨勫墠n涓牱鏈爣娉ㄤ负positive锛屽叾浠杗egative鍜宨gnored鍚岀悊銆?/span>

杩欑绛栫暐鑳藉闅忕潃瀹氫綅鑳藉姏鎻愰珮鑰屾彁楂橈紝鍚屾椂涔熶繚鎸佷簡璁粌杩囩▼涓璐熸牱鏈垎閰嶇殑涓€鑷存€э紒

• 鍒嗙被鍒板畾浣嶏紙Classify to localize锛?/span>

鍦ㄥ垎绫绘棭鏈燂紝妯″瀷澶勪簬鍒濆鐘舵€侊紝澶у鏁板垎绫荤殑缁撴灉閮芥帴杩戜簬0锛屽瓨鍦ㄧ被浼间簬鎺ㄨ崘绯荤粺鐨勫喎鍚姩闂鍚屾椂涔熷彲鑳戒娇寰楄缁冧笉绋冲畾锛屾墍浠ョ爺绌惰€呭畾涔変簡涓€涓狢lassify to localize鐨勭瓥鐣ユ潵閬垮厤杩欑闂銆?/span>

棣栧厛浣滆€呭畾涔変簡涓€涓狪oU-amplified鐢ㄤ簬鏇?/span>鎹紶缁熺殑IoU-regressed锛屽叾琛ㄨ揪寮忓涓?

鍏朵腑蟽鏄秴鍙傜敤浜庤皟鏁寸殑澧炲己绯绘暟锛宲鏄垎绫诲緱鍒嗐€傛澶栵紝杩欎竴閮ㄥ垎涔熼噰鐢ㄤ簡绫讳技浜庡墠闈㈠畾浣嶅埌鍒嗙被閮ㄥ垎鍔ㄦ€侀槇鍊艰缃殑绛栫暐鏉ヨ缃繖閲岀殑姝ｆ牱鏈槇鍊笺€?/span>

鏄剧劧寮€濮嬫椂涓嶨T鐨刬ou杈冨ぇ鐨刟nchor box缃俊搴︿竴鑸洿楂橈紝琚€変腑鐨勬鐜囦篃鏇撮珮锛涘綋iou鐩稿悓鏃讹紝缃俊搴杈冮珮鐨刟nchor寰楀埌鐨処OUamplified涔熸洿澶с€備笂鍥剧殑绗洓鍒楁槸鐩存帴棰勬祴鐨勭疆淇″害锛岀浜斿垪鏄痑mplified涔嬪悗鐨剆core銆傚彲浠ュ彂鐜癮mplified鍚庣殑缁撴灉涓巌ou鍜宲閮芥湁鍏炽€?/span>

鍥涖€佸疄楠屽強鍙鍖?/strong>

璁粌闃舵鏍囩鍒嗛厤宸紓鐨勫彲瑙嗗寲锛堝浘鍍忓ぇ灏忚缃负320脳320鍍忕礌锛夈€傜孩鑹层€侀粍鑹插拰缁胯壊Anchor妗嗗垎鍒槸鐢卞熀浜嶪oU-anchor銆丩ocalize to Classify鍜孋lassify to Localize鍒嗛厤鐨勬鏍锋湰Anchor銆?br>

漏 THE END

杞浇璇疯仈绯绘湰鍏紬鍙疯幏寰楁巿鏉?/span>

璁＄畻鏈鸿瑙夌爺绌堕櫌瀛︿範缇ょ瓑浣犲姞鍏ワ紒