http://kadhoai.com.cn 2026-04-29 04:37:43 來源:中國圖像網
北京文安科技從2003年開始籌辦,2005年正式成立,主要從事智能視頻分析的係統與產品開發。智能視頻分析的核心在於計算機視覺(Computer Vision)和機器學習(Machine Learning),簡單來說就是機器看到東西能像人一樣接受信息,理解、判斷,最後行動。公司成立後專注於做智能視頻的核心分析,開始主要集中在智能交通這個行業,研製開發出了車牌識別、電子警察、智能停車場等產品,並在實際的行業應用過程中,取得了一致的好評。直至2005年底公司開始進入安防行業,逐步建立起如金融、零售、軍隊等重點行業解決方案;也(ye)參(can)與(yu)了(le)平(ping)安(an)城(cheng)市(shi)建(jian)設(she)的(de)一(yi)些(xie)工(gong)程(cheng),現(xian)在(zai)仍(reng)在(zai)持(chi)續(xu)推(tui)進(jin)當(dang)中(zhong)。經(jing)過(guo)幾(ji)年(nian)的(de)發(fa)展(zhan),公(gong)司(si)的(de)研(yan)發(fa)隊(dui)伍(wu)得(de)到(dao)不(bu)斷(duan)的(de)培(pei)養(yang)和(he)壯(zhuang)大(da),也(ye)同(tong)時(shi)形(xing)成(cheng)了(le)自(zi)己(ji)的(de)核(he)心(xin)技(ji)術(shu),產(chan)品(pin)全(quan)部(bu)從(cong)底(di)層(ceng)算(suan)法(fa)自(zi)主(zhu)研(yan)發(fa)。由(you)於(yu)掌(zhang)握(wo)了(le)核(he)心(xin)技(ji)術(shu),所(suo)以(yi)比(bi)較(jiao)容(rong)易(yi)向(xiang)新(xin)的(de)垂(chui)直(zhi)市(shi)場(chang)發(fa)展(zhan)。經(jing)過(guo)文(wen)安(an)團(tuan)隊(dui)的(de)不(bu)懈(xie)努(nu)力(li),目(mu)前(qian)已(yi)經(jing)形(xing)成(cheng)了(le)豐(feng)富(fu)的(de)產(chan)品(pin)鏈(lian)結(jie)構(gou)和(he)完(wan)善(shan)的(de)解(jie)決(jue)方(fang)案(an)庫(ku)。
過guo去qu幾ji年nian,文wen安an科ke技ji對dui智zhi能neng視shi頻pin監jian控kong市shi場chang經jing曆li了le一yi個ge逐zhu步bu了le解jie的de過guo程cheng。科ke技ji公gong司si做zuo產chan品pin,有you兩liang種zhong驅qu動dong方fang式shi,一yi個ge是shi市shi場chang驅qu動dong,另ling一yi個ge是shi技ji術shu驅qu動dong。文wen安an科ke技ji起qi初chu是shi技ji術shu驅qu動dong,把ba自zi己ji多duo年nian在zai計ji算suan機ji視shi覺jiao領ling域yu的de研yan究jiu轉zhuan化hua成cheng產chan品pin。隨sui著zhe市shi場chang意yi識shi的de不bu斷duan提ti升sheng與yu公gong司si的de不bu斷duan發fa展zhan,慢man慢man轉zhuan向xiang了le市shi場chang驅qu動dong,看kan市shi場chang有you什shen麼me需xu求qiu,就jiu向xiang什shen麼me方fang向xiang拓tuo展zhan。安an防fang行xing業ye有you需xu求qiu,就jiu進jin入ru安an防fang;金(jin)融(rong)行(xing)業(ye)有(you)需(xu)求(qiu),就(jiu)融(rong)入(ru)金(jin)融(rong)。萬(wan)變(bian)不(bu)離(li)其(qi)宗(zong),公(gong)司(si)研(yan)究(jiu)的(de)核(he)心(xin)仍(reng)然(ran)是(shi)智(zhi)能(neng)視(shi)頻(pin)分(fen)析(xi)技(ji)術(shu)的(de)實(shi)際(ji)應(ying)用(yong),文(wen)安(an)對(dui)核(he)心(xin)技(ji)術(shu)應(ying)用(yong)的(de)不(bu)斷(duan)創(chuang)新(xin)是(shi)今(jin)天(tian)得(de)以(yi)發(fa)展(zhan)的(de)前(qian)提(ti),隻(zhi)有(you)不(bu)斷(duan)適(shi)應(ying)和(he)滿(man)足(zu)市(shi)場(chang)的(de)需(xu)求(qiu),才(cai)能(neng)最(zui)終(zhong)保(bao)證(zheng)產(chan)品(pin)開(kai)發(fa)的(de)連(lian)續(xu)性(xing),保(bao)持(chi)領(ling)先(xian)的(de)地(di)位(wei)。近(jin)幾(ji)年(nian)平(ping)安(an)城(cheng)市(shi)建(jian)設(she)的(de)開(kai)展(zhan),規(gui)模(mo)很(hen)大(da),對(dui)智(zhi)能(neng)分(fen)析(xi)產(chan)品(pin)的(de)需(xu)求(qiu)也(ye)逐(zhu)漸(jian)增(zeng)加(jia),這(zhe)是(shi)很(hen)大(da)的(de)驅(qu)動(dong)力(li)。
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另ling外wai,智zhi能neng視shi頻pin分fen析xi主zhu要yao是shi起qi到dao輔fu助zhu預yu警jing的de作zuo用yong。比bi如ru,如ru果guo某mou一yi路lu視shi頻pin出chu現xian異yi常chang行xing為wei,係xi統tong立li刻ke通tong知zhi監jian控kong平ping台tai,監jian控kong平ping台tai將jiang相xiang關guan視shi頻pin彈dan出chu,由you監jian控kong管guan理li人ren員yuan確que認ren警jing情qing。在zai這zhe個ge過guo程cheng中zhong,智zhi能neng視shi頻pin分fen析xi技ji術shu起qi到dao了le一yi個ge篩shai選xuan的de作zuo用yong。如ru果guo全quan靠kao人ren工gong看kan的de話hua,首shou先xian是shi人ren不bu可ke能neng長chang時shi間jian集ji中zhong精jing力li盯ding著zhe屏ping幕mu看kan;另(ling)外(wai),就(jiu)是(shi)看(kan)的(de)話(hua)也(ye)不(bu)可(ke)能(neng)沒(mei)有(you)遺(yi)漏(lou),因(yin)為(wei)監(jian)視(shi)器(qi)數(shu)量(liang)有(you)限(xian),同(tong)一(yi)時(shi)間(jian)內(nei),大(da)多(duo)數(shu)視(shi)頻(pin)都(dou)無(wu)法(fa)顯(xian)示(shi)在(zai)屏(ping)幕(mu)上(shang)。采(cai)用(yong)智(zhi)能(neng)識(shi)別(bie)能(neng)夠(gou)達(da)到(dao)真(zhen)正(zheng)的(de)技(ji)術(shu)與(yu)人(ren)的(de)結(jie)合(he),是(shi)典(dian)型(xing)的(de)技(ji)防(fang)加(jia)人(ren)防(fang)。智(zhi)能(neng)視(shi)頻(pin)分(fen)析(xi)的(de)底(di)層(ceng)支(zhi)撐(cheng)技(ji)術(shu)主(zhu)要(yao)是(shi)計(ji)算(suan)機(ji)視(shi)覺(jiao)和(he)人(ren)工(gong)智(zhi)能(neng)。這(zhe)兩(liang)個(ge)學(xue)科(ke)屬(shu)於(yu)新(xin)興(xing)學(xue)科(ke),很(hen)多(duo)理(li)論(lun)問(wen)題(ti)遠(yuan)遠(yuan)沒(mei)有(you)解(jie)決(jue),所(suo)以(yi)智(zhi)能(neng)視(shi)頻(pin)也(ye)在(zai)不(bu)斷(duan)發(fa)展(zhan)中(zhong)。由(you)於(yu)產(chan)品(pin)的(de)研(yan)發(fa)一(yi)般(ban)都(dou)是(shi)滯(zhi)後(hou)於(yu)學(xue)術(shu)研(yan)究(jiu)的(de),因(yin)此(ci)文(wen)安(an)的(de)基(ji)本(ben)思(si)路(lu)是(shi)先(xian)易(yi)後(hou)難(nan),先(xian)做(zuo)比(bi)較(jiao)成(cheng)熟(shu)的(de)功(gong)能(neng),提(ti)高(gao)功(gong)能(neng)的(de)穩(wen)定(ding)性(xing),進(jin)而(er)是(shi)追(zhui)求(qiu)產(chan)品(pin)的(de)高(gao)性(xing)能(neng)。智(zhi)能(neng)視(shi)頻(pin)將(jiang)向(xiang)著(zhe)適(shi)應(ying)更(geng)為(wei)複(fu)雜(za)和(he)多(duo)變(bian)的(de)場(chang)景(jing);識別和分析更多的行為和異常事件;更低的成本方向發展;這也將是文安以後工作的重心和堅持的方向。
文安的產品線總的來說,大體包括智能交通、智能安防兩大部分。在智能交通方麵,車牌識別係統最大的特點是識別率高;闖紅燈係統是純視頻方式的,抓拍有效率能達到95%yishang,zaiyejieshilingxiande。ciwaichuantongdechuanghongdengjiancexitongduiyouxingchedaobuzuojiance,yuanyinshikenengchelianghongdengshichuangguolenatiaoxian,danshiyouyouzhuanle,suoyichuangbuchuanghongdengbunenggenjushifouyuexianlaijueding。gongsidexinxitongtongguoduicheliangdequanchenggenzongwanchenglezheyigongneng。haiyoubiandao,birucheliangzaizhixingchedaohezuoguaichedaoshangyouguaile,zheqishishiweizhangde,danshichuantongdedianzijingchabunengjiancecileiweizhang。wenankejizuixindechuanghongdengxitongwanchenglejiaotonglukougezhongbiandaoweizhangdejiance。zaisuanfayanjiushangchixudedaliliangtouruyubuduantuijindejishuchuangxin,baozhenglexitonggongnengdedutexingheyouyidexingneng。zaichanpinshijianfangmian,zuodeyigebijiaoyoutesedegongchengjiushiguojiadajuyuandetingchechangzongheguanliyoudaoxitong,zhegexitongyoulianggebijiaoyouyisidegongneng,yigeshikeyigaozhijiashiyuannaliyoukongdechewei,lingwaiyigeshiqucheshiruguowangjichetingzainali,keyizizhuzhaxuncheliangdetingfangweizhi。chezhushuruchepaihaoma,xunchexitongjiuhuixianshicheliangsuozaiweizhi。qishijiushizuoleyigecheliangdingwei。zhelianggegongnengdoushitongguoduicheliangdeshibiehegenzongshixiande。tingche、取車誘導也有可能用RFID等(deng)方(fang)法(fa)解(jie)決(jue),但(dan)在(zai)實(shi)現(xian)當(dang)中(zhong)會(hui)有(you)一(yi)定(ding)難(nan)度(du)。安(an)防(fang)行(xing)業(ye)的(de)產(chan)品(pin)其(qi)中(zhong)之(zhi)一(yi)是(shi)視(shi)頻(pin)診(zhen)斷(duan)係(xi)統(tong)。例(li)如(ru)北(bei)京(jing)安(an)裝(zhuang)了(le)這(zhe)麼(me)多(duo)監(jian)控(kong)攝(she)像(xiang)頭(tou)裏(li),其(qi)中(zhong)通(tong)常(chang)會(hui)有(you)一(yi)部(bu)分(fen)不(bu)能(neng)工(gong)作(zuo)的(de),原(yuan)因(yin)之(zhi)一(yi)是(shi)攝(she)像(xiang)頭(tou)本(ben)身(shen)沒(mei)有(you)信(xin)號(hao),而(er)更(geng)多(duo)的(de)問(wen)題(ti)是(shi)雪(xue)花(hua)、偏色、滾屏、亮度不正常、畫(hua)麵(mian)模(mo)糊(hu)等(deng)。這(zhe)些(xie)情(qing)況(kuang)都(dou)可(ke)以(yi)用(yong)我(wo)們(men)的(de)視(shi)頻(pin)診(zhen)斷(duan)係(xi)統(tong)來(lai)診(zhen)斷(duan),定(ding)期(qi)掃(sao)描(miao)一(yi)次(ci),可(ke)以(yi)及(ji)時(shi)發(fa)現(xian)這(zhe)些(xie)問(wen)題(ti),將(jiang)這(zhe)些(xie)問(wen)題(ti)存(cun)入(ru)數(shu)據(ju)庫(ku),以(yi)便(bian)及(ji)時(shi)維(wei)護(hu)。另(ling)一(yi)個(ge)產(chan)品(pin)是(shi)異(yi)常(chang)行(xing)為(wei)分(fen)析(xi)係(xi)統(tong)。它(ta)能(neng)夠(gou)實(shi)現(xian)對(dui)視(shi)頻(pin)進(jin)行(xing)周(zhou)界(jie)監(jian)測(ce)與(yu)異(yi)常(chang)行(xing)為(wei)分(fen)析(xi),並(bing)可(ke)對(dui)於(yu)指(zhi)定(ding)目(mu)標(biao)物(wu)體(ti)進(jin)行(xing)近(jin)距(ju)離(li)持(chi)續(xu)動(dong)態(tai)跟(gen)蹤(zong);對於視頻指定區域內的可疑或異常行為(如闖入禁區、逆行、滯留,尾隨、打架、聚眾等)jinxingzidongbiaoji,jishibaogaokeyishijiandefasheng。yongyouzizhudehexinjishu,shiwenannenggoubuduantuichenchuxindezuidayoushi。gongsikeyigenjuyonghudeshijixuqiuyanjiuzhinengshipinfenxiyingyongdekexingxing,congerlaishengchanchuxiangyinggongnengdechanpin,weikehutigongdingzhihuadejiejuefangan。
智zhi能neng識shi別bie的de需xu求qiu空kong間jian隨sui著zhe網wang絡luo的de發fa展zhan而er不bu斷duan擴kuo大da,然ran而er不bu同tong行xing業ye需xu求qiu各ge異yi。比bi如ru安an防fang和he交jiao通tong對dui智zhi能neng識shi別bie的de需xu求qiu就jiu完wan全quan不bu同tong。市shi場chang是shi很hen大da的de,隻zhi有you不bu斷duan進jin行xing市shi場chang的de具ju體ti細xi分fen,才cai能neng最zui大da程cheng度du上shang滿man足zu用yong戶hu的de實shi際ji要yao求qiu;最(zui)大(da)化(hua)提(ti)升(sheng)智(zhi)能(neng)視(shi)頻(pin)的(de)應(ying)用(yong)價(jia)值(zhi),從(cong)而(er)逐(zhu)步(bu)擴(kuo)大(da)占(zhan)有(you)率(lv),希(xi)望(wang)立(li)刻(ke)普(pu)及(ji)在(zai)目(mu)前(qian)是(shi)不(bu)現(xian)實(shi)的(de)。還(hai)有(you)一(yi)個(ge)問(wen)題(ti)是(shi)客(ke)戶(hu)期(qi)望(wang)很(hen)高(gao),而(er)且(qie)客(ke)戶(hu)有(you)一(yi)些(xie)需(xu)求(qiu)還(hai)沒(mei)有(you)沉(chen)澱(dian)出(chu)來(lai),即(ji)使(shi)沉(chen)澱(dian)出(chu)來(lai)也(ye)不(bu)能(neng)完(wan)全(quan)實(shi)現(xian),實(shi)現(xian)了(le)又(you)有(you)一(yi)個(ge)穩(wen)定(ding)性(xing)的(de)問(wen)題(ti),視(shi)頻(pin)分(fen)析(xi)受(shou)光(guang)線(xian)、季節影響較大。這些年國外公司對中國市場的培育有很大的作用。國內的廠商要注意要在功能、價(jia)格(ge)和(he)實(shi)用(yong)性(xing)上(shang)下(xia)工(gong)夫(fu)。功(gong)能(neng)要(yao)貼(tie)切(qie),性(xing)能(neng)要(yao)優(you)良(liang),價(jia)格(ge)上(shang)要(yao)讓(rang)中(zhong)低(di)端(duan)用(yong)戶(hu)能(neng)夠(gou)承(cheng)受(shou)。提(ti)供(gong)國(guo)外(wai)產(chan)品(pin)無(wu)法(fa)提(ti)供(gong)的(de)功(gong)能(neng),而(er)對(dui)於(yu)同(tong)種(zhong)功(gong)能(neng)在(zai)性(xing)能(neng)上(shang)能(neng)超(chao)過(guo)很(hen)多(duo)國(guo)外(wai)廠(chang)商(shang)的(de)產(chan)品(pin),這(zhe)是(shi)文(wen)安(an)努(nu)力(li)的(de)目(mu)標(biao)。