daoyu：pengfengkejiyongsanniandeshijianlaidamochendianzijidejishuchanpin，bingzaishangyelujingshangjijitansuo。xiayibumubiaomingque：jiasuluodi，shengchanqianrushiailingyuzuibangdechanpin，zuogongyejichanpinxianxingluodidegongyingshang。
aiwanshaonian、kexuejia、chuangyezhe，ruguojizhangxianyirenshengzuijin20nianlitieshangjigebiaoqian，zheisihushitashenshangzuixianhuodeguanjianci。congxihuanwaneryouxikaishimiliandaima、daodaxuexuanzejisuanjizhuanye、boshibiyehouhaiwaishenzao，zaidaokaiyuanjuzhenkuopenblasdekaichuangzhe，xianzaideta，shiyijiamingweipengfengkeji（perfxlab）degongsichuangshirenjianceo。
pengfengkejiguanzhudeshijinnianlaidefengkou——qianrushiai，qichanpinzeshijiyuarm/fpga/gpu/risc-vdengzhongduanpingtaidejishujiejuefangan，baokuoyingyongsuanfa、kuangjia、xingnengku、yingjianbankadeng，keyingyongyushouji、wurenji、zhinengchuxing、anfangdengbutongchangjing。
yejiegongshi：shangyehualuodidenenglizuinengtixianyigekejixiangmudeshangyejiazhi。pengfengkejizuoweiduanshangzhinenglingyudexianxingzhe，cong2016niankaichuangzhijin，congweitingzhizaichanpinlujingheshangyeluxiandeshengjihetansuo。
guoqudesannianli，congzuichuxiangzuoqianrushirengongzhinengdedicengruanjian，daorujinzuoruanyingjianyitidejiejuefangan，congzuichutigongyige“chanzihuoyikuaizhuan”，daorujinnengtigong“yizuoqiaohuoyizuofangzi”，suizhezaiailingyuyingyongduanshangdechanpinhejishudezhujianchengshu，pengfengkejideshichangrenzhiheshangyehuafazhandouyiburukuaichedao。
zaiip workshopyuzhangxianyi4geduoxiaoshidefangtanzhong，nihuifaxiantabingbushiyige“shanzhangjianggushideren”，tashenshanggengduodeshixuezhedeyanjinhezhipo。xiangbijiaopengfengdeyoushi，tajiangdegengduodeshixingyexianzhuangyuruhedapopingjing。
yanxia，duiyugongsideshiming，tafanfuqiangdiao“jiasushangyehua”，gongyejichanpinluodihemianxianggerenkaifazheshengtaigoujiantongshijinxing。
rujin，conganfangzaidaohangkonghangtian，pengfengdechanpinyijingzaiduogechangjingzhongkaishishiceyingyong，yuji2019nianniandijiangshixianyingkuipingheng。danmubiaobuzhibuyuci，xiayibu：jiasuluodi，shengchanqianrushiailingyuzuibangdechanpin，zuogongyejichanpinxianxingluodidegongyingshang。
与嵌入式AI结缘
dasideshihou（2005nian），tongguoyichangbisai，zhangxianyiyuqianrushiai“jieyuan”。
weiruanjubanle（windows embedded student challenge contest）yigezhutijiaozuogoing beyond the boundaries “chaoyuebianjie”debisai，zheishiyichangtuanduizuozhan，4gebenkesheng、2geyanjiushengyizu，genjubutongdezhutijinxingbutongdekaifasheji。zhangxianyineiyizunadaoleqianrushixitongdehuati，tamendeshexiangshizuochaoshigouwucheshangdeyigejiaoyixitong，qieyingyongrenlianshibiejishu。
zhongguodaludiquzuihouxuanbachu10zuruweiqian30ming，zhangxianyituanduiminglieqizhong。suiranzaineichangbisaitamenmeinengzuizhonghuojiang，danduiyudiyicilaimeiguo，canguanleweiruanzongbu，bingzaihuanyingwanyanshangjiandaolezhubanfangzhicijiabinbiergaicidezhangxianyilaishuo，duijishutansuoyuxuexideshiyeyijingdakai。zheicijingliyeweirihoutaqianwangmeiguoshenzaomaixialefubi。
2005nian，zhangxianyibenkebiyebingbeibaoyan，jixuzaibeijingligongdaxueshengengjisuanjizhuanye。zai2006nian，tazaiyiciyuyuanlaidexiaohuobanzuduicanjiale《disanjiequshikejibaiwanchengxujingsai》，zhutifangxiangshiwangluoanquan，congchusai350zhicansaiduiwuzhongtuoyingerchule10zhiduiwu，zhangxianyisuozaidecollapsarduiminglieqizhong，bingzuizhongzhanhuoguanjun，hainalejigedanxiangjiang。
zheiduiyuzhangxianyieryan，chulenadaofenghoudejiangjin，tiyanjishuyuchangjingjiehedeshizhan，gengdadehuibaozeshizaijishulingyujiandingqianxingdexinxin。
2007nianshuoshibiyehou，zhangxianyijinruzhongkeyuanruanjiansuogongzuo，congshigaoxingnengjisuan、xingnengyouhua、juzhenjisuandengfangmiandeyanjiugongzuo。2011nianduboqijian，zaizhongkeyuanruanjiansuodanrenzhuliyanjiuyuandezhangxianyidailingtuanduikaichuanglekaiyuanjuzhenjisuanku——openblas，tabenrenyeshigaixiangmudezhuyaoweihuzhe。zaijuzhenjisuandexifenlingyu，zheishiyigeyouzhidekaiyuanxiangmu。
openblasbeirenweishiyejielingxiandekaiyuanjuzhenjisuanku，zhichijihuquanbudezhuliucpuchuliqihechangjiandecaozuoxitong，tongshinengshixianjiaohaodexingnengyouhua。tazai2016nianhuodelezhongguojisuanjixuehuikejijinbuerdengjiang，tongshiyejinrulehenduozhuliudelinuxanzhuangbao，biruubuntulibaohanleopenblas package。
chucizhiwai，openhpcdetaojianliyeyunyongleopenblas。qiyonghuguangfan，congkaiyuanxiangmujuliayuyan、gnu octave，daoshenduxuexidemxnet、caffe，naizhiibm、arm、yingweidadenggongsiyedouzaitamendechanpinlibianshiyongleopenblas。“tebieshiqianrushiaidehenduoku，doudiaolewomendeopenblas。”zhengtishangkan，congshipeidechuliqifanweihezhichidecaozuoxitong，zaikaiyuankuzhongsuanshizuiguangfandeshixian。
2014nianzhangxianyiboshibiyehou，tadezhiut austinzhiqianyanfagotoblasdeneizhituanduiyoujiaoliufangwenjihui，yushitamengshenglequmeiguodexiangfa。cishi，shenduxuexiherengongzhinengyijingzhujianhuoreqilai。
zai2016nian，zhangxianyiqianwangmitjixujinxiu。yigejiyuanqiaohe，zaimit-chiefzhongguochuangyeluntanshang，zhangxian yijieshileshenzhenjingtaikejidechuangshirenwenshuhao，xiangtajieshaoguoneizhengzhiaichuangyefengkou，zheiyejiandingletachuangyedejuexin。
bishi，rengongzhinengyijingzhenzhengjinrudazhongshiye，shenduxuexisuanfachengweirenmenguanzhudejiaodian，jisuanjishijueshibielingyuzaichuangtoujiekaishihuodezhuipeng。zhangxianyijuedinglikaimit，huiguofazhan，2016niandipengfengkeji（perfxlab）chuangli。
suihoubujiu，perfxlabbianhuodeleziniujijinyumingshizibenzhurudetianshilunrongzi。zhangxianyiyewanchenglerenshengdeyicishenfenzhuanhuan。
找寻商业场景
zaiaizhujiantansuoshangyehuadedaolushang，renmenzhujianfaxian，yaoshixianjishudeluodi，bujinxuyaoxingnengyouyuedesuanfamoxingyijikekaodeyingjianzhichi，haixuyaoba ai jishuheyingjianhuanjingjinxingjiehe，zaiyingyongdaoshijideshenghuozhong，yicilaimanzuyonghuxuqiu。
weici，pengfengkejiyongjinsanniandeshijianchendiandiedaizijidejishu，congzuichuxiangzuoqianrushirengongzhinengdedicengruanjian，daomuqianzuoruanyingjianyitidejiejuefangan，bingyichengweiguoneizaiqianrushiaigongyejilingyuluodideshougegongyingshang。
zaikuangjiaceng，pengfengkejituichuleqingliangjideshenduxuexituilikuangjiainferxlite，zhichiarm cpu，arm mali gpu，amd apu soc，yijinvidia gpu，xiangbijiaomuqiandechuantongtongyongkuangjiajubeixiao、qing、kuaideyoushi，daima
jiyuopenblasdechenggongjingyan，tuanduidazaoleperfblas——zhenduiarmdengqianrushipingtaijinxingshenduxuexijuanjisuanfayouhua，keyongyuyidongpingtai，shouji、jiqiren、wurenjidenglingyu，tigongdezhuyaogongnengshirangshenduxueximoxingnenggoubijiaoliuchangdizaizheixieyingjianpingtaishang“paoqilai”。yeyinci，pengfengkejizuichudekehudaduoshishoujichangshanghuoshoujixiangguanruanjianfuwushang，birumomo、360，doushitadekehu。
“zhaoshoujichangbianchengshoujilibiandeyibufen”shipengfengkejizai2017nianzuizhongyaodegongzuozhiyi。danhenkuai，zhangxianyiyishidaozhishizuoyigeruanjianfuwushangshiyuanyuanbugoude。tayizhizaisikao：“womenkekuozhanshangyemoshidaodishishenme？”
daole2018nian，zhangxianyifaxiankehudexuqiuyousuobianhua，gengduodeshiruanyingjianjiehedefangxiang。“zheishiyigebijiaodadegaibian，beihouyiweizhe，kenenghuiyouyixiebijiaohaodedingjia（shangye）moshi。”
zhangxianyizuolezheiyangyigebiyu，zaicizhiqian，pengfengkejitigongdefuwugengxiangyigeheshidechanzihuoyikuaizhuan，“danmianduigengdaliangdekehu，shixuyaonitigongyizuoqiaohuozheyigefangzi。zheiduiyuwomenlaishuo，jiuxuyaochanpinnengjichenggengduodongxi。”
yinci，jiyuhexinderuanjiankuangjiaheduozhongjisuanku，pengfengkejijichengleyitihuadeyingjianchanpin：qianrushishenduxuexikaifapingtaiperfbox、perf-fpga、perf-apuheperf-vgongchengban。
perfboxcaiyong64weiarmchuliqi，jichengleinferxliteheperfblasdengruanjiantaojian，keyonglaizuoweixuexi、kaifa、bushushenduxuexiyingyongdepingtai。perf-fpgaheperf-apufenbieshimianxiangfpgapingtaiheamdqianrushigpupingtaideshenduxuexiyingyongbushupingtai。
perf-vgongchengbanzeshipengfengkejiweirisc-vkaiyuanshequshejidefpgakaifaban，jubeihenqiangdelinghuoxing，yizhileduozhongrisc-vchuliqijiagou，bingpeibeifengfudexuexiziliao，weirisc-vchuliqishejihefpgachanpinkaifatigongleyigehenhaodeshiyanpingtai。
shichangfankuihexuqiudebianhuadouzhengming，pengfengkejixuanzederuanjianheyingjianxiangjiehedechanpinlujingjueceshifuhemuqianxiaofeiduansuqiude。
zhangxianyijuli，zai2018niandeyigezhanhuishang，tatuanduidaileyixiejiyuarmdeyingjianchanpinqucanzhan。“xingyerenshiganxingqudechengduhewomenzhiqianzhizuoruanjianzhanshi，mingxianbuyiyang。”
tayeyishidao，qianrushiruanjiandanduqumaiqianbingburongyide，yongderenshao、danjiadi、nanyizouliang，dandangbaruanjianchengzaidaoyingjianshang，yonghukeyichumodaochanpindeshihou——wulunshibankahuozhehezi，ruanjiandefujiazhiyenengyouzuidadetixian。
lingyigebianhuashi，zhangxianyifaxianshoujichangshangdejizhongduyuelaiyuegao，zheiyezhaoshizheyukehudehezuoxuyaobuduanzhaoxunxindezengzhangdian。
新的未来
zaichengzhangdeguochengzhong，pengfengkejidechanpinlujingyeyouyuanlaidechunruanjian，fazhanweimuqiande“ruanjian+yingjian+suanfa”jiehedezuohoumoshi，weiraoarm、fpga/dsp、gpu,sangejishufangxiangfali，erfpgashiqihexinlujingbingyijingshangyeluodi。
duibisangejishufangxiang，armjuyoubijiaoqiangdeshiwuguanligongneng，keyiyonglaipaojiemianyijiyingyongchengxudeng，qiyoushizhuyaotixianzaikongzhifangmian。
yiduanshijianyilai，armcengyiduzhanjushichang90%defene，zuichupengfengkejijishuluxianshijiyuarmdekaifa，qiyingjianchanpinyingyongyuanfanglingyuhuomouxiegongyejichangjingdeng。danmanmandi，zhangxianyifaxianlefpgaheaijieheshangzhengzaixingqi，qieqiangqiangjing。
fpgahedspdoukeyiyingyongyugongyejichanpin，shishixingfeichanggao、duihuaijingdeshiyingxingbijiaoguang。jiyuci，pengfengkejidehexinchanpinperf-fpga，yijingkaishibujuheyongyurenlian，xingren，cheliangdengduozhongmubiaohewutijianceyuzhuizongdengchangjing，zhichiwurenji、anfang、keyandengyingyonglingyu。
perf-fpgahangaileshendushenjingwangluosuanfayasuo，dingdianlianghuayijigenjufpgabushupingtaideshengchengjiasuqi。yasuoyulianghuagongjudl-quantskeyidaoruduozhongzhuliushenduxueximoxing, dl-compilerkeyikuaisushengchengdljiasuqiheyunxingdaima。dl-acceleratorcaiyongrtlshixian，dicengzhenduibutongpingtaizuoleshipeiheyouhua，shiziyuanzhanyonghexingnengdadaojizhi。
zhangxianyituanduiyijingbatadechanpinyingyongzaihangkonghangtianlingyu，biruwurenji、yewaizhishoudenglingyu，“womenyudaoyigeqianzaikehu，chanpinyaofangzaiziranbaohuqu。”jiuruyigedianzijingchayan，yaoxunsushibiejinruxiangyingquyudechelianghuorenyuan，zheiduichanpinlaishuoyouhendatiaozhan——yewaihuanjingfuza，gongdiannanduxishuda，huanjingduobian，yaoqiuchanpingenggaodekekaoxing。
zhangxianyiqiangdiaozheiyichanpindeyidatedianshizaifuzachangjingdegaosushibie——jiancefanyingsudugaoda70zhenmeimiao，“xuyaoxunsudibianbiechushihezhongcheliang，renyuandeng。nengzuodaozheigejibieshifeichangburongyide。”zaiyiyewubankuai，pengfengkejiyuhezuohuobanlianhekaifabingtigongkexingxingjiejuefangan，muqianchanpinyijingjinrushichangyingyongheceshijieduan，shichangfankuihou，jianghenkuaijinrupilianghuashengchan。
zaifpgashixianluodidejichushang，dspxiangguandejishuchanpinyeyijingchengshubingjiasubuju，qianrushigpufangmianyeyuamdgongsizhankaihezuo。
xianran，zaiguoneigongyejichanpinzhinenghualingyu，pengfengkejishishougefali，binglvxianjiangchanpinluodideqiye。erzheiyishichang，“guimojiangshiqianyiyuanjibiedejudalanhai。”pengfengkejiyixianxingyibu——congyanfadaomaichanpin，xuyaojiniandeshijian。xianzai，zheiwuyijihoulaizhejiangdailaiyidingdeshichangyali。
yucitongshi，pengfengkejizhengzaikaifayigemianxianggerenkaifazhedefpga aipingtai。“xiangdangyushiyigefpgadekaifaban。”zhangxianyishuo，“zheiyouzhuyuhuoke，zengjinshichangrongliang。ranggengduoderenyuezaolejiewomenjishu，cainengyuezaodeyongwomendejiejuefangan。”
ciqian，zaizheiyilingyu，pengfengkejizuidadejingzhengduishoushishenjiankeji。zai2018nianxiabannian，quanqiuzuidade fpga changshangsailingsiduitajinxingleshougou。shenjiankejichengliyu2016 nian，yizhijiyusailingsidejishupingtaikaifajiqixuexijiejuefangan，shenjiankejituichudelianggeyongyushenduxuexichuliqidedicengjiagou——yalishiduodejiagouhedikaerjiagoude dpu chanpin，doushijiyusailingsi fpga qijian。
shenjiankejitongguoshenjingwangluoyu fpga dexietongyouhua，tigonggaoxingjiabideqianrushiduanyuyunduandetuilipingtai，yingyongyuanfang、shujuzhongxin、qichedenglingyu——zheiyeshipengfengkejiyizhizaizuode。
ershenjiankejigaojiabeishougou，zuyizhengmingfpgazheigelingyudeshichangkongjianhejudaqianjing，erzheiduizhangxianyituanduieryan，yeshiyigehaodeyujian：zaibeisailingsishendubangdingzhihou，yixieyiqianshenjiankejidekehujiangxunqiuxindegongyingshang，erpengfengkejizaijinyiduanshijianneixunsudichengzhangyubuju，wuyiyichengweizheiyiyewulingyuyongyoudingjianjishu，bingqielvxianshixianzaigongyejichangjingkuaisushangyehualuodidegongsi。
weicipengfengkeji，chixuhuodelezibenderenkehejiachi。zhangxianyitoulu，zaijipre-alunrongzihou，jinqijiangwanchengpre-a+lunrongzi，jiangchixujiadazaigongyejiluodiyingyong、yijimianxianggerenkaifazhekaiyuankaifangpingtai/shequdeshengtaipeiyuliangdashangyelingyudetouruhetuozhan。
“chuantoukehudexuqiuchangjingshiwomenyaochixudizuo，zaizheigejichushangjixudiedaishengji，zhujiuzijideshangyebilei。”zhangxianyirushishuo。