高速公路監控的網絡、高清和智能化趨勢
近年(nian)來,由于國家政策的(de)推動,高(gao)速(su)(su)公路(lu)建(jian)設(she)發展(zhan)勢頭(tou)十分(fen)強(qiang)勁,有數據(ju)預測2015年(nian)國家高(gao)速(su)(su)公路(lu)網(wang)將全部建(jian)成,通車里程達到8.3萬公里。另(ling)外,地(di)方高(gao)速(su)(su)公路(lu)網(wang)也(ye)將在(zai)“十二五”期間增加(jia)約3萬公里。視(shi)頻監控系統作為(wei)高(gao)速(su)(su)公路(lu)機電系統的(de)一部分(fen),面對如(ru)此龐大的(de)發展(zhan)規劃,自然(ran)也(ye)要跟(gen)上時代腳(jiao)步,網(wang)絡(luo)化、高(gao)清化、智能化作為(wei)行業(ye)的(de)發展(zhan)趨勢已(yi)勢不可擋。
網絡化打造信息科技高速公路網
目前(qian)高(gao)速(su)(su)公路(lu)視頻(pin)(pin)監(jian)控(kong)(kong)(kong)(kong)系(xi)(xi)統(tong)(tong)應(ying)用較為成(cheng)(cheng)(cheng)熟的(de)依然(ran)(ran)是模擬視頻(pin)(pin)監(jian)控(kong)(kong)(kong)(kong)系(xi)(xi)統(tong)(tong),而(er)(er)此系(xi)(xi)統(tong)(tong)主(zhu)要是基于(yu)早期高(gao)速(su)(su)公路(lu)分(fen)段(duan)投資(zi)、分(fen)段(duan)建設(she)等原因(yin),才以單路(lu)段(duan)獨(du)立(li)建設(she)的(de)監(jian)控(kong)(kong)(kong)(kong)系(xi)(xi)統(tong)(tong)。然(ran)(ran)而(er)(er),從高(gao)速(su)(su)公路(lu)機電(dian)工程的(de)系(xi)(xi)統(tong)(tong)組成(cheng)(cheng)(cheng)來看(kan),監(jian)控(kong)(kong)(kong)(kong)系(xi)(xi)統(tong)(tong)、通(tong)信(xin)(xin)系(xi)(xi)統(tong)(tong)、收費系(xi)(xi)統(tong)(tong)的(de)獨(du)立(li)構成(cheng)(cheng)(cheng),不(bu)(bu)(bu)論是從設(she)備(bei)投入(ru)和運營(ying)成(cheng)(cheng)(cheng)本(ben),還是使(shi)用管(guan)理,都不(bu)(bu)(bu)能完全(quan)滿足未來國家高(gao)速(su)(su)公路(lu)網(wang)的(de)發展規(gui)劃。伴(ban)隨(sui)著交通(tong)量、運輸(shu)規(gui)模的(de)持續擴大(da),交通(tong)運輸(shu)安全(quan)風險也(ye)隨(sui)之增長,以往(wang)“三(san)獨(du)”——獨(du)立(li)系(xi)(xi)統(tong)(tong)、獨(du)立(li)使(shi)用管(guan)理、獨(du)立(li)信(xin)(xin)息(xi)模式下的(de)模擬視頻(pin)(pin)監(jian)控(kong)(kong)(kong)(kong)系(xi)(xi)統(tong)(tong)顯然(ran)(ran)由于(yu)其資(zi)源無法實現(xian)共享、無法集中監(jian)控(kong)(kong)(kong)(kong)管(guan)理等現(xian)狀與未來現(xian)代化、信(xin)(xin)息(xi)科技化的(de)智(zhi)能高(gao)速(su)(su)公路(lu)網(wang)的(de)發展目標背道而(er)(er)馳(chi)。假若僅(jin)關(guan)注時下的(de)應(ying)用狀況,高(gao)速(su)(su)公路(lu)監(jian)控(kong)(kong)(kong)(kong)系(xi)(xi)統(tong)(tong)不(bu)(bu)(bu)能實現(xian)聯網(wang)監(jian)控(kong)(kong)(kong)(kong)的(de)弊端也(ye)已有所顯現(xian),如(ru)目前(qian)系(xi)(xi)統(tong)(tong)傳輸(shu)距離短、擴展能力不(bu)(bu)(bu)足等。雖然(ran)(ran)目前(qian)網(wang)絡(luo)監(jian)控(kong)(kong)(kong)(kong)系(xi)(xi)統(tong)(tong)還不(bu)(bu)(bu)足以取代模擬系(xi)(xi)統(tong)(tong),但網(wang)絡(luo)監(jian)控(kong)(kong)(kong)(kong)系(xi)(xi)統(tong)(tong)的(de)優(you)勢已逐(zhu)步彰顯。
目前,高(gao)速公路(lu)(lu)聯(lian)網(wang)(wang)(wang)監(jian)(jian)控(kong)(kong)系(xi)統(tong)(tong)一般可(ke)由省監(jian)(jian)控(kong)(kong)中心(xin)、地區(qu)監(jian)(jian)控(kong)(kong)中心(xin)、路(lu)(lu)段監(jian)(jian)控(kong)(kong)中心(xin)三級聯(lian)網(wang)(wang)(wang)構成。聯(lian)網(wang)(wang)(wang)后,開放的(de)平臺可(ke)對除(chu)閉路(lu)(lu)電視(shi)監(jian)(jian)控(kong)(kong)系(xi)統(tong)(tong)以外的(de)車輛檢(jian)測(ce)子系(xi)統(tong)(tong)、路(lu)(lu)面狀(zhuang)態及(ji)(ji)氣象檢(jian)測(ce)子系(xi)統(tong)(tong)、信(xin)息(xi)發(fa)布(bu)子系(xi)統(tong)(tong)、環境檢(jian)測(ce)子系(xi)統(tong)(tong)、報警系(xi)統(tong)(tong)等其(qi)他(ta)子系(xi)統(tong)(tong)進(jin)行(xing)集成。同時(shi),開放的(de)平臺架構具有模塊化(hua)、標(biao)準(zhun)化(hua)、可(ke)擴展等特性。除(chu)此之(zhi)外,高(gao)速公路(lu)(lu)聯(lian)網(wang)(wang)(wang)監(jian)(jian)控(kong)(kong)系(xi)統(tong)(tong)不僅能實(shi)現路(lu)(lu)網(wang)(wang)(wang)的(de)視(shi)頻(pin)監(jian)(jian)控(kong)(kong)功能,同時(shi)可(ke)進(jin)行(xing)信(xin)息(xi)管理與(yu)發(fa)布(bu),構建(jian)應急指揮系(xi)統(tong)(tong)等其(qi)他(ta)應用功能。聯(lian)網(wang)(wang)(wang)后的(de)高(gao)速公路(lu)(lu)監(jian)(jian)控(kong)(kong)系(xi)統(tong)(tong),可(ke)以全面宏觀的(de)監(jian)(jian)控(kong)(kong)路(lu)(lu)網(wang)(wang)(wang)交(jiao)通(tong)及(ji)(ji)運(yun)行(xing)狀(zhuang)況(kuang),如遇交(jiao)通(tong)擁(yong)堵(du)、重大(da)交(jiao)通(tong)事故等狀(zhuang)況(kuang),監(jian)(jian)控(kong)(kong)中心(xin)可(ke)第(di)一時(shi)間積極采取(qu)措施,聯(lian)動其(qi)他(ta)系(xi)統(tong)(tong)并發(fa)布(bu)相關信(xin)息(xi)給各分監(jian)(jian)控(kong)(kong)中心(xin)進(jin)行(xing)路(lu)(lu)網(wang)(wang)(wang)運(yun)行(xing)的(de)調整,保證路(lu)(lu)網(wang)(wang)(wang)暢通(tong)。
從監控(kong)系統(tong)的(de)各(ge)環節對比來看,網絡視頻監控(kong)系統(tong)的(de)前端設備(bei)和管理(li)平臺比原有的(de)模擬監控(kong)系統(tong)更具開(kai)(kai)發(fa)性。一般,很多(duo)廠家在進行(xing)網絡設備(bei)的(de)開(kai)(kai)發(fa)時多(duo)會(hui)提(ti)供SDK開(kai)(kai)發(fa)包,方(fang)便用(yong)戶進行(xing)日后的(de)功能開(kai)(kai)發(fa),如金三立的(de)網絡前端及管理(li)平臺均能滿足;另一方(fang)面,網絡視頻監控(kong)系統(tong)的(de)傳輸(shu)方(fang)式(shi)更為多(duo)元,其可采用(yong)光(guang)纖、無線(xian)等多(duo)種傳輸(shu)方(fang)式(shi)進行(xing)數據(ju)傳輸(shu)。
高清化全面提升監控品質
如果(guo)(guo)說網絡化是(shi)(shi)(shi)單(dan)(dan)(dan)就(jiu)高(gao)(gao)(gao)速公(gong)路(lu)監(jian)控系統的(de)(de)(de)(de)升級,那么高(gao)(gao)(gao)清(qing)(qing)(qing)化無疑是(shi)(shi)(shi)實(shi)實(shi)在(zai)在(zai)的(de)(de)(de)(de)畫質革(ge)新。當(dang)前(qian)(qian),在(zai)大多數(shu)高(gao)(gao)(gao)速公(gong)路(lu)視(shi)頻監(jian)控系統中,圖(tu)(tu)像清(qing)(qing)(qing)晰(xi)(xi)(xi)(xi)度(du)(du)只有(you)CIF、D1等畫質效果(guo)(guo),一旦接入后(hou)端存儲(chu)顯示設備,可呈現的(de)(de)(de)(de)清(qing)(qing)(qing)晰(xi)(xi)(xi)(xi)度(du)(du)恐怕還有(you)提(ti)(ti)(ti)(ti)升的(de)(de)(de)(de)空間(jian)。而(er)高(gao)(gao)(gao)清(qing)(qing)(qing)設備則不然(ran),僅(jin)就(jiu)前(qian)(qian)端采集的(de)(de)(de)(de)效果(guo)(guo)來看,高(gao)(gao)(gao)清(qing)(qing)(qing)攝像機(ji)對(dui)路(lu)網的(de)(de)(de)(de)過往車輛車牌(pai)號(hao)碼及(ji)局部(bu)特征均(jun)可進行更細致的(de)(de)(de)(de)拍攝。對(dui)于視(shi)頻監(jian)控而(er)言,圖(tu)(tu)像清(qing)(qing)(qing)晰(xi)(xi)(xi)(xi)度(du)(du)是(shi)(shi)(shi)最(zui)關鍵也(ye)是(shi)(shi)(shi)最(zui)基本的(de)(de)(de)(de)需求(qiu)。視(shi)頻監(jian)控圖(tu)(tu)像越(yue)清(qing)(qing)(qing)晰(xi)(xi)(xi)(xi),畫面細節越(yue)完(wan)整,智(zhi)能(neng)(neng)(neng)(neng)(neng)分(fen)(fen)(fen)(fen)析(xi)(xi)功(gong)能(neng)(neng)(neng)(neng)(neng)的(de)(de)(de)(de)準(zhun)(zhun)確度(du)(du)也(ye)越(yue)高(gao)(gao)(gao)。眾所周知,識別分(fen)(fen)(fen)(fen)析(xi)(xi)的(de)(de)(de)(de)前(qian)(qian)提(ti)(ti)(ti)(ti)是(shi)(shi)(shi)識別畫面能(neng)(neng)(neng)(neng)(neng)滿(man)足識別條(tiao)件(jian)的(de)(de)(de)(de)最(zui)小像素(su)。當(dang)目(mu)標像素(su)越(yue)大,識別越(yue)清(qing)(qing)(qing)晰(xi)(xi)(xi)(xi),分(fen)(fen)(fen)(fen)析(xi)(xi)準(zhun)(zhun)確度(du)(du)也(ye)更高(gao)(gao)(gao)。簡而(er)言之,智(zhi)能(neng)(neng)(neng)(neng)(neng)分(fen)(fen)(fen)(fen)析(xi)(xi)功(gong)能(neng)(neng)(neng)(neng)(neng)的(de)(de)(de)(de)使(shi)用都是(shi)(shi)(shi)在(zai)圖(tu)(tu)像識別清(qing)(qing)(qing)晰(xi)(xi)(xi)(xi)的(de)(de)(de)(de)前(qian)(qian)提(ti)(ti)(ti)(ti)下進行處理過濾。高(gao)(gao)(gao)清(qing)(qing)(qing)前(qian)(qian)端產品相(xiang)(xiang)對(dui)于標清(qing)(qing)(qing)而(er)言,在(zai)相(xiang)(xiang)同焦長及(ji)視(shi)場(chang)距離(li)條(tiao)件(jian)下,其單(dan)(dan)(dan)位面積的(de)(de)(de)(de)有(you)效像素(su)點更多,也(ye)就(jiu)是(shi)(shi)(shi)能(neng)(neng)(neng)(neng)(neng)為視(shi)頻分(fen)(fen)(fen)(fen)析(xi)(xi)處理運(yun)算提(ti)(ti)(ti)(ti)供更清(qing)(qing)(qing)晰(xi)(xi)(xi)(xi)的(de)(de)(de)(de)目(mu)標信息,從(cong)而(er)提(ti)(ti)(ti)(ti)高(gao)(gao)(gao)數(shu)據準(zhun)(zhun)確性(xing)。無論(lun)是(shi)(shi)(shi)針對(dui)智(zhi)能(neng)(neng)(neng)(neng)(neng)前(qian)(qian)置的(de)(de)(de)(de)分(fen)(fen)(fen)(fen)析(xi)(xi)模式還是(shi)(shi)(shi)后(hou)端平臺分(fen)(fen)(fen)(fen)析(xi)(xi)處理,高(gao)(gao)(gao)清(qing)(qing)(qing)畫質都是(shi)(shi)(shi)提(ti)(ti)(ti)(ti)高(gao)(gao)(gao)智(zhi)能(neng)(neng)(neng)(neng)(neng)分(fen)(fen)(fen)(fen)析(xi)(xi)準(zhun)(zhun)確性(xing)的(de)(de)(de)(de)重要因素(su)。由此可見,高(gao)(gao)(gao)清(qing)(qing)(qing)畫質不僅(jin)是(shi)(shi)(shi)單(dan)(dan)(dan)一的(de)(de)(de)(de)視(shi)覺效果(guo)(guo)上的(de)(de)(de)(de)滿(man)足,同時,也(ye)能(neng)(neng)(neng)(neng)(neng)為智(zhi)能(neng)(neng)(neng)(neng)(neng)分(fen)(fen)(fen)(fen)析(xi)(xi)提(ti)(ti)(ti)(ti)供更有(you)用的(de)(de)(de)(de)分(fen)(fen)(fen)(fen)析(xi)(xi)環境(jing)。
時(shi)下,對于高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)監控的(de)(de)真(zhen)正認可,多是(shi)指整(zheng)體(ti)高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)的(de)(de)概(gai)念(nian),即由高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)前(qian)端設(she)備(bei)、高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)存儲、高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)管理平臺(tai)、高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)解(jie)(jie)碼、高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)顯(xian)示等(deng)各環節組成的(de)(de)系(xi)列高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)。整(zheng)體(ti)高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)系(xi)統是(shi)對現(xian)場畫(hua)面的(de)(de)真(zhen)實還原,任(ren)何一個環節的(de)(de)缺失,均不足以呈現(xian)完全意義上的(de)(de)高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)。如顯(xian)示環節,高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)顯(xian)示設(she)備(bei)對比標(biao)清(qing)(qing)(qing)(qing)(qing)顯(xian)示設(she)備(bei),其能更優質的(de)(de)處(chu)理前(qian)端采(cai)集(ji)的(de)(de)畫(hua)面。高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)顯(xian)示設(she)備(bei)所具有的(de)(de)動態超解(jie)(jie)像(xiang)技術,通(tong)過對每個圖(tu)像(xiang)幀的(de)(de)數據進行解(jie)(jie)析、處(chu)理,將低解(jie)(jie)析度圖(tu)像(xiang)處(chu)理成高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)影像(xiang)后進行顯(xian)示。此外,針對高(gao)(gao)速公路行業高(gao)(gao)速運(yun)動的(de)(de)物體(ti)解(jie)(jie)像(xiang),高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)顯(xian)示設(she)備(bei)可通(tong)過運(yun)動補(bu)償(chang)技術實現(xian),運(yun)動補(bu)償(chang)技術是(shi)以先前(qian)的(de)(de)局部(bu)圖(tu)像(xiang)來預測、補(bu)償(chang)當(dang)前(qian)的(de)(de)局部(bu)圖(tu)像(xiang),從(cong)而消除圖(tu)像(xiang)出(chu)現(xian)的(de)(de)鋸齒(chi)、拖尾現(xian)象,使畫(hua)面更為流(liu)暢清(qing)(qing)(qing)(qing)(qing)晰(xi)。因此,整(zheng)體(ti)高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)才能做到高(gao)(gao)清(qing)(qing)(qing)(qing)(qing)畫(hua)面從(cong)一而終的(de)(de)采(cai)集(ji)還原。
可以(yi)看到的(de)是,市場上現有的(de)高清(qing)設備已(yi)琳瑯(lang)滿目,高清(qing)整體解決方案也較(jiao)為多元。針對(dui)現有的(de)高速公路安(an)防(fang)系統,可選(xuan)擇以(yi)下幾種模(mo)式(shi)進(jin)行系統搭建(jian)或改(gai)造:
整(zheng)體HD-SDI或整(zheng)體網絡高清(qing)解(jie)決方(fang)案;
HD-SDI及網絡高清(qing)產(chan)品的混(hun)合應用與系統(tong)組(zu)成;
模擬(ni)、HD-SDI、網絡(luo)高清產(chan)品(pin)的綜合(he)解決方案。
HD-SDI系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)能(neng)較好(hao)完(wan)成(cheng)高(gao)(gao)清(qing)(qing)(qing)(qing)圖(tu)像的(de)(de)(de)(de)采(cai)(cai)集、無(wu)延時傳輸(shu)及無(wu)失真高(gao)(gao)清(qing)(qing)(qing)(qing)顯(xian)示(shi)等環節,而(er)網絡高(gao)(gao)清(qing)(qing)(qing)(qing)系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)則(ze)可以(yi)更便捷的(de)(de)(de)(de)進行平(ping)臺的(de)(de)(de)(de)搭建(jian)和系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)的(de)(de)(de)(de)管(guan)理與(yu)分配。當項(xiang)目(mu)建(jian)設中(zhong)監控(kong)點間的(de)(de)(de)(de)距離小于100米,整套系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)則(ze)可采(cai)(cai)取(qu)整體HD-SDI系(xi)(xi)(xi)(xi)(xi)統(tong)(tong),通(tong)過(guo)(guo)同軸(zhou)電(dian)纜或光端(duan)機直(zhi)接接入(ru)高(gao)(gao)清(qing)(qing)(qing)(qing)矩陣,并輸(shu)出顯(xian)示(shi)。此種模式(shi)適用(yong)(yong)于中(zhong)小型高(gao)(gao)速公路監控(kong)系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)項(xiang)目(mu)的(de)(de)(de)(de)高(gao)(gao)清(qing)(qing)(qing)(qing)改(gai)造,其在保留(liu)原有(you)模擬系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)的(de)(de)(de)(de)布(bu)線狀態下,更新設備即可,滿足用(yong)(yong)戶的(de)(de)(de)(de)習(xi)慣性需求。若采(cai)(cai)用(yong)(yong)HD-SDI與(yu)網絡高(gao)(gao)清(qing)(qing)(qing)(qing)監控(kong)系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)結合應用(yong)(yong)的(de)(de)(de)(de)模式(shi),則(ze)可在HD-SDI產品(pin)完(wan)成(cheng)采(cai)(cai)集傳輸(shu)、顯(xian)示(shi)后(hou)將前端(duan)的(de)(de)(de)(de)SDI非壓縮(suo)高(gao)(gao)清(qing)(qing)(qing)(qing)視頻信號壓縮(suo)編碼之后(hou),打包(bao)成(cheng)IP數據傳輸(shu)共享(xiang)及并進行存(cun)儲。其在網絡系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)的(de)(de)(de)(de)架構下,可進行龐(pang)大靈活的(de)(de)(de)(de)系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)管(guan)理、便捷的(de)(de)(de)(de)遠(yuan)程訪問以(yi)及大平(ping)臺的(de)(de)(de)(de)組建(jian),同時通(tong)過(guo)(guo)采(cai)(cai)用(yong)(yong)HD-SDI的(de)(de)(de)(de)高(gao)(gao)清(qing)(qing)(qing)(qing)視頻監控(kong)畫面,將整套系(xi)(xi)(xi)(xi)(xi)統(tong)(tong)的(de)(de)(de)(de)監控(kong)效果推向極(ji)致。
智能分析,打造有“大腦”的高速公路監控系統
伴隨著高(gao)(gao)速公路監(jian)控(kong)(kong)系統(tong)網(wang)絡化、高(gao)(gao)清化趨(qu)勢發(fa)展,系統(tong)所帶來(lai)的海(hai)(hai)量(liang)信(xin)(xin)息過(guo)濾及存儲需求等(deng)都亟需解(jie)決,如何從海(hai)(hai)量(liang)數據(ju)中挖掘出有用信(xin)(xin)息,提高(gao)(gao)監(jian)控(kong)(kong)效(xiao)率,恐怕還得依靠智能視頻(pin)分析功能來(lai)完成。
目前(qian),針對高(gao)速公路視頻監(jian)控所能進(jin)行的智能分析(xi)包括車牌識別、交通(tong)事件檢測和分析(xi)、以及視頻交通(tong)狀態檢測等(deng)。車牌識別在高(gao)速公路收費系統中已(yi)成熟應用,其可對過(guo)往的車輛(liang)進(jin)行自動登記、驗證、監(jian)控、報警等(deng)。
交(jiao)(jiao)通(tong)(tong)(tong)(tong)事件智(zhi)能(neng)視頻(pin)分析(xi)(xi)主(zhu)要包含:物(wu)(wu)體(ti)移(yi)動(dong)(dong)監(jian)測(ce)(ce)、物(wu)(wu)體(ti)滯留監(jian)測(ce)(ce)、突然出現(xian)監(jian)測(ce)(ce)、移(yi)動(dong)(dong)路(lu)(lu)徑監(jian)測(ce)(ce)、物(wu)(wu)體(ti)徘徊(huai)監(jian)測(ce)(ce)。交(jiao)(jiao)通(tong)(tong)(tong)(tong)事件智(zhi)能(neng)分析(xi)(xi)在(zai)采(cai)集的圖像(xiang)區域內,能(neng)對不同車道和(he)交(jiao)(jiao)通(tong)(tong)(tong)(tong)狀況進行(xing)(xing)車輛(liang)超速、低速、逆行(xing)(xing)、物(wu)(wu)體(ti)遺散等的實(shi)時(shi)(shi)分析(xi)(xi),當(dang)發(fa)生交(jiao)(jiao)通(tong)(tong)(tong)(tong)車輛(liang)事故(gu)時(shi)(shi)系統(tong)能(neng)夠快速聯動(dong)(dong)報(bao)警和(he)錄像(xiang),為交(jiao)(jiao)通(tong)(tong)(tong)(tong)安全提供保障。交(jiao)(jiao)通(tong)(tong)(tong)(tong)狀態檢測(ce)(ce)則是通(tong)(tong)(tong)(tong)過前(qian)端采(cai)集的實(shi)時(shi)(shi)數據(ju)自動(dong)(dong)識(shi)別路(lu)(lu)段的交(jiao)(jiao)通(tong)(tong)(tong)(tong)狀態,當(dang)檢測(ce)(ce)到道路(lu)(lu)交(jiao)(jiao)通(tong)(tong)(tong)(tong)發(fa)生擁擠或堵塞時(shi)(shi),系統(tong)自動(dong)(dong)報(bao)警,并進行(xing)(xing)擁堵數據(ju)的統(tong)計,且(qie)通(tong)(tong)(tong)(tong)過平臺對各級監(jian)控中心發(fa)布(bu)交(jiao)(jiao)通(tong)(tong)(tong)(tong)信息。
當然,未來高(gao)速公路視頻(pin)(pin)監控(kong)(kong)的智能(neng)分析遠不(bu)止這些,其(qi)會隨著交通信息的復雜(za)化更為(wei)深入。另外(wai),值得關注(zhu)的一點是,未來智能(neng)視頻(pin)(pin)監控(kong)(kong)是以數字化、網絡化視頻(pin)(pin)監控(kong)(kong)為(wei)基(ji)礎,高(gao)速公路的聯網將直接影響智能(neng)分析功能(neng)的應(ying)用(yong)規模和應(ying)用(yong)層次。
因此,未(wei)來高速(su)公路監控系(xi)統的發展建設,網絡化、高清化、智能(neng)化的發展將并駕齊驅(qu)。
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