{"id":9383,"date":"2026-03-26T14:17:51","date_gmt":"2026-03-26T06:17:51","guid":{"rendered":"https:\/\/www.kpai1.cn\/?p=9383"},"modified":"2026-03-26T14:17:54","modified_gmt":"2026-03-26T06:17:54","slug":"wmax%e5%bf%83%e6%99%ba%e8%a7%89%e9%86%92%ef%bc%9a%e7%a0%b4%e8%a7%a3%e5%b7%ae%e4%bb%b7%e5%90%88%e7%ba%a6%e4%ba%a4%e6%98%93%e4%b8%ad%e7%9a%84%e6%b7%b1%e5%b1%82%e5%bf%83%e7%90%86%e5%8d%9a%e5%bc%88","status":"publish","type":"post","link":"https:\/\/www.kpai1.cn\/vi\/luu-tru\/9383","title":{"rendered":"WMAX: Kh\u00e1m ph\u00e1 t\u00e2m l\u00fd trong giao d\u1ecbch h\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch gi\u00e1"},"content":{"rendered":"

Trong giao d\u1ecbch h\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch (CFD), \u201cs\u1ef1 gh\u00e9t thua l\u1ed7\u201d l\u00e0 m\u1ed9t trong nh\u1eefng \u0111i\u1ec3m y\u1ebfu t\u00e2m l\u00fd \u0103n s\u00e2u nh\u1ea5t c\u1ee7a con ng\u01b0\u1eddi, th\u1ec3 hi\u1ec7n qua vi\u1ec7c nh\u00e0 \u0111\u1ea7u t\u01b0 c\u1ea3m th\u1ea5y \u0111au kh\u1ed5 v\u00ec thua l\u1ed7 m\u1ea1nh m\u1ebd h\u01a1n nhi\u1ec1u so v\u1edbi ni\u1ec1m vui m\u00e0 kho\u1ea3n l\u1ee3i nhu\u1eadn t\u01b0\u01a1ng \u0111\u01b0\u01a1ng mang l\u1ea1i. S\u1ef1 sai l\u1ec7ch t\u00e2m l\u00fd n\u00e0y d\u1eabn tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u201chi\u1ec7u \u1ee9ng thanh l\u00fd\u201d, t\u1ee9c l\u00e0 nh\u00e0 giao d\u1ecbch c\u00f3 xu h\u01b0\u1edbng ch\u1ed1t l\u1eddi qu\u00e1 s\u1edbm \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o m\u1ed9t c\u1ea3m gi\u00e1c an to\u00e0n nh\u1ecf nhoi, nh\u01b0ng l\u1ea1i b\u00e1m ch\u1eb7t v\u00e0o c\u00e1c v\u1ecb th\u1ebf thua l\u1ed7 m\u00e0 kh\u00f4ng ch\u1ecbu bu\u00f4ng tay, \u1ea3o t\u01b0\u1edfng r\u1eb1ng th\u1ecb tr\u01b0\u1eddng s\u1ebd \u0111\u1ea3o chi\u1ec1u m\u1ed9t c\u00e1ch k\u1ef3 di\u1ec7u. M\u00f4 h\u00ecnh h\u00e0nh vi n\u00e0y ho\u00e0n to\u00e0n \u0111i ng\u01b0\u1ee3c l\u1ea1i logic giao d\u1ecbch th\u00e0nh c\u00f4ng: c\u1eaft l\u1ed7 v\u00e0 \u0111\u1ec3 l\u00e3i ch\u1ea1y. Theo quan \u0111i\u1ec3m c\u1ee7a WMAX, th\u00f3i quen n\u1eafm gi\u1eef v\u1ecb th\u1ebf phi l\u00fd n\u00e0y l\u00e0 nguy\u00ean nh\u00e2n c\u1ed1t l\u00f5i khi\u1ebfn t\u00e0i kho\u1ea3n kh\u00f4ng th\u1ec3 sinh l\u1eddi trong d\u00e0i h\u1ea1n. N\u00f3 khi\u1ebfn nh\u00e0 \u0111\u1ea7u t\u01b0, trong ti\u1ec1m th\u1ee9c, s\u1eb5n s\u00e0ng ch\u1ea5p nh\u1eadn r\u1ee7i ro h\u1ee7y di\u1ec7t l\u1edbn h\u01a1n \u0111\u1ec3 tr\u1ed1n tr\u00e1nh th\u1ef1c t\u1ebf thua l\u1ed7, cu\u1ed1i c\u00f9ng d\u1eabn \u0111\u1ebfn vi\u1ec7c sai l\u1ea7m nh\u1ecf g\u00e2y ra th\u1ea3m h\u1ecda l\u1edbn.<\/p>\n

Ch\u00eca kh\u00f3a \u0111\u1ec3 v\u01b0\u1ee3t qua t\u00e2m l\u00fd s\u1ee3 thua l\u1ed7 n\u1eb1m \u1edf vi\u1ec7c \u0111\u1ecbnh h\u00ecnh l\u1ea1i nh\u1eadn th\u1ee9c v\u1ec1 \u201cthua l\u1ed7\u201d, coi \u0111\u00f3 l\u00e0 chi ph\u00ed b\u00ecnh th\u01b0\u1eddng v\u00e0 kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi trong ho\u1ea1t \u0111\u1ed9ng giao d\u1ecbch, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ef1 th\u1ea5t b\u1ea1i v\u1ec1 n\u0103ng l\u1ef1c c\u00e1 nh\u00e2n. WMAX khuy\u1ebfn kh\u00edch thi\u1ebft l\u1eadp k\u1ef7 lu\u1eadt c\u1eaft l\u1ed7 t\u1ef1 \u0111\u1ed9ng, x\u00e1c \u0111\u1ecbnh r\u00f5 \u0111i\u1ec3m tho\u00e1t l\u1ec7nh tr\u01b0\u1edbc khi m\u1edf v\u1ecb th\u1ebf v\u00e0 th\u1ef1c thi nghi\u00eam ng\u1eb7t, kh\u00f4ng \u0111\u1ec3 c\u1ea3m x\u00fac can thi\u1ec7p v\u00e0o qu\u00e1 tr\u00ecnh ra quy\u1ebft \u0111\u1ecbnh. Vi\u1ec7c thay th\u1ebf nh\u1eefng \u0111\u1ea5u tranh t\u00e2m l\u00fd t\u1ea1i th\u1eddi \u0111i\u1ec3m giao d\u1ecbch b\u1eb1ng c\u00e1c quy t\u1eafc \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp s\u1eb5n c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n hi\u1ec7u qu\u1ea3 s\u1ef1 x\u00e2m l\u1ea5n c\u1ee7a c\u1ea3m x\u00fac \u0111\u1ed1i v\u1edbi ho\u1ea1t \u0111\u1ed9ng giao d\u1ecbch. Ngo\u00e0i ra, ng\u01b0\u1eddi d\u00f9ng n\u00ean h\u1ecdc c\u00e1ch xem x\u00e9t k\u1ebft qu\u1ea3 c\u1ee7a t\u1eebng giao d\u1ecbch t\u1eeb g\u00f3c \u0111\u1ed9 x\u00e1c su\u1ea5t, hi\u1ec3u r\u1eb1ng l\u1ee3i nhu\u1eadn ho\u1eb7c l\u1ed7 c\u1ee7a b\u1ea5t k\u1ef3 giao d\u1ecbch n\u00e0o \u0111\u1ec1u mang t\u00ednh ng\u1eabu nhi\u00ean, v\u00e0 ch\u1ec9 c\u00f3 h\u1ec7 th\u1ed1ng c\u00f3 gi\u00e1 tr\u1ecb k\u1ef3 v\u1ecdng d\u01b0\u01a1ng trong d\u00e0i h\u1ea1n m\u1edbi l\u00e0 ch\u00eca kh\u00f3a th\u00e0nh c\u00f4ng. Trong h\u1ec7 th\u1ed1ng giao d\u1ecbch c\u1ee7a WMAX, ch\u00fang t\u00f4i cung c\u1ea5p c\u00f4ng c\u1ee5 c\u1eaft l\u1ed7 th\u00f4ng minh v\u00e0 ch\u1ee9c n\u0103ng ki\u1ec3m tra \u00e1p l\u1ef1c, gi\u00fap ng\u01b0\u1eddi d\u00f9ng luy\u1ec7n t\u1eadp l\u1eb7p \u0111i l\u1eb7p l\u1ea1i ph\u1ea3n \u1ee9ng \u0111\u00fang \u0111\u1eafn khi \u0111\u1ed1i m\u1eb7t v\u1edbi thua l\u1ed7 trong m\u00f4i tr\u01b0\u1eddng m\u00f4 ph\u1ecfng, t\u1eeb \u0111\u00f3 r\u00e8n luy\u1ec7n \u00fd ch\u00ed s\u1eaft \u0111\u00e1 \u201ckh\u00f4ng ng\u1ea7n ng\u1ea1i c\u1eaft l\u1ed7\u201d, qua \u0111\u00f3 th\u1ef1c hi\u1ec7n s\u1ef1 chuy\u1ec3n bi\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng t\u1eeb t\u00e2m l\u00fd tr\u1ed1n tr\u00e1nh sang ch\u1ea5p nh\u1eadn.<\/p>\n

WMAX ph\u00e1 v\u1ee1 \u201csai l\u1ea7m x\u00e1c nh\u1eadn\u201d v\u00e0 ti\u1ebfp thu to\u00e0n di\u1ec7n th\u00f4ng tin kh\u00e1ch quan<\/p>\n

\u201cS\u1ef1 thi\u00ean v\u1ecb x\u00e1c nh\u1eadn\u201d l\u00e0 m\u1ed9t c\u00e1i b\u1eaby nh\u1eadn th\u1ee9c m\u00e0 c\u00e1c nh\u00e0 giao d\u1ecbch r\u1ea5t d\u1ec5 sa v\u00e0o khi ph\u00e2n t\u00edch th\u1ecb tr\u01b0\u1eddng; n\u00f3 \u00e1m ch\u1ec9 xu h\u01b0\u1edbng c\u1ee7a con ng\u01b0\u1eddi trong vi\u1ec7c t\u00ecm ki\u1ebfm, gi\u1ea3i th\u00edch v\u00e0 ghi nh\u1edb nh\u1eefng th\u00f4ng tin c\u00f3 th\u1ec3 c\u1ee7ng c\u1ed1 quan \u0111i\u1ec3m s\u1eb5n c\u00f3 c\u1ee7a b\u1ea3n th\u00e2n, \u0111\u1ed3ng th\u1eddi t\u1ef1 \u0111\u1ed9ng l\u1ecdc b\u1ecf ho\u1eb7c ph\u1edbt l\u1edd nh\u1eefng b\u1eb1ng ch\u1ee9ng tr\u00e1i chi\u1ec1u. V\u00ed d\u1ee5, khi m\u1ed9t nh\u00e0 giao d\u1ecbch l\u1ea1c quan v\u1ec1 m\u1ed9t c\u1eb7p ti\u1ec1n t\u1ec7 n\u00e0o \u0111\u00f3, anh ta s\u1ebd ch\u1ec9 ch\u00fa \u00fd \u0111\u1ebfn nh\u1eefng tin t\u1ee9c t\u00edch c\u1ef1c v\u00e0 c\u00e1c m\u1ee9c h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt, trong khi ph\u1edbt l\u1edd nh\u1eefng d\u1eef li\u1ec7u ti\u00eau c\u1ef1c r\u00f5 r\u00e0ng ho\u1eb7c c\u00e1c t\u00edn hi\u1ec7u kh\u00e1ng c\u1ef1. S\u1ef1 m\u00f9 qu\u00e1ng c\u00f3 ch\u1ecdn l\u1ecdc n\u00e0y d\u1eabn \u0111\u1ebfn nh\u1eefng \u0111\u00e1nh gi\u00e1 sai l\u1ec7ch nghi\u00eam tr\u1ecdng, khi\u1ebfn nh\u00e0 giao d\u1ecbch \u0111\u1eafm ch\u00ecm trong v\u00f9ng an to\u00e0n \u1ea3o do ch\u00ednh h\u1ecd t\u1ea1o ra, cho \u0111\u1ebfn khi th\u1ecb tr\u01b0\u1eddng \u0111\u1ea3o chi\u1ec1u m\u1ea1nh m\u1ebd th\u00ec h\u1ecd m\u1edbi b\u1eebng t\u1ec9nh. Theo quan s\u00e1t c\u1ee7a WMAX, thi\u00ean ki\u1ebfn x\u00e1c nh\u1eadn c\u1ea3n tr\u1edf nh\u00e0 giao d\u1ecbch nh\u00ecn r\u00f5 b\u1ee9c tranh to\u00e0n c\u1ea3nh c\u1ee7a th\u1ecb tr\u01b0\u1eddng, khi\u1ebfn h\u1ecd \u0111i ng\u00e0y c\u00e0ng xa tr\u00ean con \u0111\u01b0\u1eddng sai l\u1ea7m, b\u1edfi v\u00ec n\u00f3 t\u01b0\u1edbc \u0111i th\u1eddi \u0111i\u1ec3m t\u1ed1t nh\u1ea5t \u0111\u1ec3 s\u1eeda ch\u1eefa sai l\u1ea7m, khi\u1ebfn c\u00e1c quy\u1ebft \u0111\u1ecbnh \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng tr\u00ean n\u1ec1n t\u1ea3ng th\u00f4ng tin phi\u1ebfn di\u1ec7n ho\u1eb7c th\u1eadm ch\u00ed b\u1ecb b\u00f3p m\u00e9o.<\/p>\n

B\u00ed quy\u1ebft \u0111\u1ec3 v\u01b0\u1ee3t qua sai l\u1ea7m x\u00e1c nh\u1eadn l\u00e0 ch\u1ee7 \u0111\u1ed9ng r\u00e8n luy\u1ec7n \u201ct\u01b0 duy ph\u1ea3n bi\u1ec7n\u201d, t\u1ee9c l\u00e0 sau khi h\u00ecnh th\u00e0nh quan \u0111i\u1ec3m, h\u00e3y c\u1ed1 \u00fd t\u00ecm ki\u1ebfm l\u00fd do v\u00e0 b\u1eb1ng ch\u1ee9ng ph\u1ea3n b\u00e1c quan \u0111i\u1ec3m \u0111\u00f3. WMAX khuy\u1ebfn ngh\u1ecb ng\u01b0\u1eddi d\u00f9ng khi l\u1eadp k\u1ebf ho\u1ea1ch giao d\u1ecbch, h\u00e3y b\u1eaft bu\u1ed9c b\u1ea3n th\u00e2n li\u1ec7t k\u00ea \u00edt nh\u1ea5t ba l\u00fd do bi quan (n\u1ebfu \u0111ang mua) ho\u1eb7c l\u1ea1c quan (n\u1ebfu \u0111ang b\u00e1n), \u0111\u1ed3ng th\u1eddi \u0111\u00e1nh gi\u00e1 nghi\u00eam t\u00fac m\u1ee9c \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng c\u1ee7a nh\u1eefng y\u1ebfu t\u1ed1 tr\u00e1i chi\u1ec1u n\u00e0y. N\u1ebfu b\u1eb1ng ch\u1ee9ng ph\u1ea3n b\u00e1c \u0111\u1ee7 s\u1ee9c l\u1eadt \u0111\u1ed5 gi\u1ea3 \u0111\u1ecbnh ban \u0111\u1ea7u, th\u00ec n\u00ean d\u1ee9t kho\u00e1t t\u1eeb b\u1ecf giao d\u1ecbch ho\u1eb7c \u0111i\u1ec1u ch\u1ec9nh h\u01b0\u1edbng \u0111i. \u0110\u1ed3ng th\u1eddi, h\u00e3y x\u00e2y d\u1ef1ng m\u1ed9t k\u00eanh th\u00f4ng tin \u0111a d\u1ea1ng, theo d\u00f5i c\u00e1c ph\u00e2n t\u00edch th\u1ecb tr\u01b0\u1eddng t\u1eeb c\u00e1c quan \u0111i\u1ec3m kh\u00e1c nhau \u0111\u1ec3 tr\u00e1nh r\u01a1i v\u00e0o \u201cv\u00f2ng l\u1eb7p th\u00f4ng tin\u201d. Tr\u00ean n\u1ec1n t\u1ea3ng WMAX, ch\u00fang t\u00f4i cung c\u1ea5p d\u1eef li\u1ec7u t\u1ef7 l\u1ec7 mua\/b\u00e1n v\u00e0 d\u1ecbch v\u1ee5 t\u1ed5ng h\u1ee3p th\u00f4ng tin to\u00e0n c\u1ea3nh, gi\u00fap ng\u01b0\u1eddi d\u00f9ng nh\u00ecn th\u1ea5y r\u00f5 s\u1ef1 ph\u00e2n h\u00f3a tr\u00ean th\u1ecb tr\u01b0\u1eddng, khuy\u1ebfn kh\u00edch h\u1ecd ch\u1ea5p nh\u1eadn s\u1ef1 kh\u00f4ng ch\u1eafc ch\u1eafn, v\u00e0 th\u00f4ng qua ph\u00e2n t\u00edch bi\u1ec7n ch\u1ee9ng to\u00e0n di\u1ec7n \u0111\u1ec3 lo\u1ea1i b\u1ecf th\u00e0nh ki\u1ebfn ch\u1ee7 quan, \u0111\u1ea3m b\u1ea3o m\u1ed7i quy\u1ebft \u0111\u1ecbnh \u0111\u1ec1u d\u1ef1a tr\u00ean c\u01a1 s\u1edf th\u1ef1c t\u1ebf kh\u00e1ch quan v\u00e0 \u0111\u1ea7y \u0111\u1ee7, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 nh\u1eefng \u1ea3o t\u01b0\u1edfng m\u1ed9t chi\u1ec1u.<\/p>\n

\"C\u00e1c<\/p>\n

WMAX c\u1ea3nh gi\u00e1c tr\u01b0\u1edbc s\u1ef1 lan tr\u00e0n c\u1ee7a \u201c\u1ea3o t\u01b0\u1edfng ki\u1ec3m so\u00e1t\u201d v\u00e0 s\u1ef1 kh\u00f4n ngoan trong vi\u1ec7c t\u00f4n tr\u1ecdng t\u00ednh ng\u1eabu nhi\u00ean c\u1ee7a th\u1ecb tr\u01b0\u1eddng<\/p>\n

\u201c\u1ea2o t\u01b0\u1edfng ki\u1ec3m so\u00e1t\u201d l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng nh\u00e0 giao d\u1ecbch \u0111\u00e1nh gi\u00e1 qu\u00e1 cao kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t xu h\u01b0\u1edbng th\u1ecb tr\u01b0\u1eddng ho\u1eb7c \u0111\u1ed9 ch\u00ednh x\u00e1c trong d\u1ef1 \u0111o\u00e1n c\u1ee7a b\u1ea3n th\u00e2n, cho r\u1eb1ng c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c bi\u1ebfn \u0111\u1ed9ng gi\u00e1 th\u00f4ng qua m\u1ed9t ch\u1ec9 b\u00e1o b\u00ed \u1ea9n, thu\u1eadt to\u00e1n ph\u1ee9c t\u1ea1p hay th\u00f4ng tin \u0111\u1ed9c quy\u1ec1n n\u00e0o \u0111\u00f3. Trong b\u1ed1i c\u1ea3nh bi\u1ebfn \u0111\u1ed9ng t\u1ea7n su\u1ea5t cao c\u1ee7a h\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch (CFD), t\u00e2m l\u00fd n\u00e0y \u0111\u1eb7c bi\u1ec7t nguy hi\u1ec3m, v\u00ec n\u00f3 khi\u1ebfn nh\u00e0 \u0111\u1ea7u t\u01b0 n\u1ea3y sinh \u1ea3o t\u01b0\u1edfng v\u1ec1 s\u1ef1 to\u00e0n tri to\u00e0n n\u0103ng, t\u1eeb \u0111\u00f3 d\u1eabn \u0111\u1ebfn giao d\u1ecbch qu\u00e1 m\u1ee9c, ra v\u00e0o th\u1ecb tr\u01b0\u1eddng li\u00ean t\u1ee5c nh\u1eb1m c\u1ed1 g\u1eafng b\u1eaft k\u1ecbp t\u1eebng bi\u1ebfn \u0111\u1ed9ng nh\u1ecf nh\u1ea5t. Tuy nhi\u00ean, th\u1ecb tr\u01b0\u1eddng t\u00e0i ch\u00ednh b\u1ea3n ch\u1ea5t l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p v\u00e0 th\u00edch \u1ee9ng, ch\u1ee9a \u0111\u1ea7y nh\u1eefng nhi\u1ec5u lo\u1ea1n ng\u1eabu nhi\u00ean v\u00e0 bi\u1ebfn s\u1ed1 b\u1ea5t ng\u1edd kh\u00f4ng th\u1ec3 d\u1ef1 \u0111o\u00e1n, m\u00e0 kh\u00f4ng m\u1ed9t c\u00e1 nh\u00e2n n\u00e0o c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t ho\u00e0n to\u00e0n. Theo quan \u0111i\u1ec3m c\u1ee7a WMAX, vi\u1ec7c c\u1ed1 g\u1eafng chinh ph\u1ee5c th\u1ecb tr\u01b0\u1eddng, ki\u1ec3m so\u00e1t t\u1eebng bi\u1ebfn \u0111\u1ed9ng nh\u1ecf nh\u1ea5t c\u1ee7a \u0111\u1ed3ng ti\u1ec1n kh\u00f4ng ch\u1ec9 v\u00f4 \u00edch m\u00e0 c\u00f2n khi\u1ebfn nh\u00e0 \u0111\u1ea7u t\u01b0 v\u00ec qu\u00e1 t\u1ef1 tin m\u00e0 b\u1ecf qua vi\u1ec7c qu\u1ea3n l\u00fd r\u1ee7i ro, cu\u1ed1i c\u00f9ng s\u1ebd ph\u1ea3i h\u1ee9ng ch\u1ecbu b\u00e0i h\u1ecdc \u0111\u1eaft gi\u00e1 t\u1eeb t\u00ednh ng\u1eabu nhi\u00ean c\u1ee7a th\u1ecb tr\u01b0\u1eddng.<\/p>\n

C\u00e1ch \u0111\u1ec3 lo\u1ea1i b\u1ecf \u1ea3o t\u01b0\u1edfng v\u1ec1 vi\u1ec7c ki\u1ec3m so\u00e1t l\u00e0 nu\u00f4i d\u01b0\u1ee1ng s\u1ef1 k\u00ednh tr\u1ecdng s\u00e2u s\u1eafc \u0111\u1ed1i v\u1edbi t\u00ednh ng\u1eabu nhi\u00ean c\u1ee7a th\u1ecb tr\u01b0\u1eddng, th\u1eeba nh\u1eadn nh\u1eefng gi\u1edbi h\u1ea1n c\u1ee7a nh\u1eadn th\u1ee9c con ng\u01b0\u1eddi v\u00e0 ch\u1ea5p nh\u1eadn s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a \u201c\u0111i\u1ec1u kh\u00f4ng th\u1ec3 bi\u1ebft tr\u01b0\u1edbc\u201d. WMAX \u0111\u1ec1 x\u01b0\u1edbng tri\u1ebft l\u00fd giao d\u1ecbch \u201ctheo xu h\u01b0\u1edbng\u201d thay v\u00ec \u201cd\u1ef1 \u0111o\u00e1n th\u1ecb tr\u01b0\u1eddng\u201d, khuy\u1ebfn ngh\u1ecb ng\u01b0\u1eddi d\u00f9ng chuy\u1ec3n s\u1ef1 t\u1eadp trung t\u1eeb vi\u1ec7c \u0111o\u00e1n gi\u00e1 trong gi\u00e2y ti\u1ebfp theo sang vi\u1ec7c \u1ee9ng ph\u00f3 v\u1edbi c\u00e1c k\u1ecbch b\u1ea3n th\u1ecb tr\u01b0\u1eddng c\u00f3 th\u1ec3 x\u1ea3y ra. B\u1eb1ng c\u00e1ch x\u00e2y d\u1ef1ng c\u00e1c chi\u1ebfn l\u01b0\u1ee3c \u1ee9ng ph\u00f3 bao qu\u00e1t nhi\u1ec1u t\u00ecnh hu\u1ed1ng (Plan B, Plan C) thay v\u00ec d\u1ef1a v\u00e0o m\u1ed9t k\u1ebft qu\u1ea3 d\u1ef1 \u0111o\u00e1n duy nh\u1ea5t, ch\u00fang ta c\u00f3 th\u1ec3 gi\u1ea3m b\u1edbt s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c ki\u1ec3m so\u00e1t. \u0110\u1ed3ng th\u1eddi, gi\u1ea3m t\u1ea7n su\u1ea5t giao d\u1ecbch, ch\u1ec9 th\u1ef1c hi\u1ec7n c\u00e1c c\u01a1 h\u1ed9i c\u00f3 \u0111\u1ed9 ch\u1eafc ch\u1eafn cao, tr\u00e1nh can thi\u1ec7p v\u00e0o th\u1ecb tr\u01b0\u1eddng m\u1ed9t c\u00e1ch c\u01b0\u1ee1ng \u00e9p ch\u1ec9 v\u00ec \u201cng\u1ee9a tay\u201d. Trong tri\u1ebft l\u00fd gi\u00e1o d\u1ee5c c\u1ee7a WMAX, ch\u00fang t\u00f4i nh\u1ea5n m\u1ea1nh tr\u00ed tu\u1ec7 \u201cv\u00f4 vi m\u00e0 tr\u1ecb\u201d, h\u01b0\u1edbng d\u1eabn ng\u01b0\u1eddi d\u00f9ng s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 ki\u1ec3m so\u00e1t r\u1ee7i ro t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 h\u1ea1n ch\u1ebf s\u1ef1 can thi\u1ec7p qu\u00e1 m\u1ee9c c\u1ee7a con ng\u01b0\u1eddi, h\u1ecdc c\u00e1ch t\u00ecm ki\u1ebfm s\u1ef1 ch\u1eafc ch\u1eafn trong s\u1ef1 kh\u00f4ng ch\u1eafc ch\u1eafn, v\u00e0 theo nh\u1ecbp \u0111i\u1ec7u th\u1ecb tr\u01b0\u1eddng v\u1edbi th\u00e1i \u0111\u1ed9 khi\u00eam t\u1ed1n, t\u1eeb \u0111\u00f3 tr\u00e1nh \u0111\u01b0\u1ee3c nh\u1eefng c\u1ea1m b\u1eaby t\u00e2m l\u00fd do tham v\u1ecdng ki\u1ec3m so\u00e1t m\u1ecdi th\u1ee9 g\u00e2y ra trong cu\u1ed9c ch\u01a1i d\u00e0i h\u1ea1n.<\/p>\n

T\u00f3m t\u1eaft<\/p>\n

Tr\u00f2 ch\u01a1i t\u00e2m l\u00fd trong giao d\u1ecbch h\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch (CFD) l\u00e0 m\u1ed9t th\u1eed th\u00e1ch t\u1ed1i th\u01b0\u1ee3ng \u0111\u1ed1i v\u1edbi nh\u1eefng \u0111i\u1ec3m y\u1ebfu c\u1ee7a b\u1ea3n t\u00ednh con ng\u01b0\u1eddi: t\u00e2m l\u00fd s\u1ee3 thua l\u1ed7 khi\u1ebfn ng\u01b0\u1eddi ta kh\u00f3 l\u00f2ng t\u1eeb b\u1ecf nh\u1eefng quy\u1ebft \u0111\u1ecbnh sai l\u1ea7m, thi\u00ean ki\u1ebfn x\u00e1c nh\u1eadn khi\u1ebfn ng\u01b0\u1eddi ta m\u00f9 qu\u00e1ng t\u1ef1 m\u00e3n, c\u00f2n \u1ea3o t\u01b0\u1edfng ki\u1ec3m so\u00e1t l\u1ea1i l\u00f4i k\u00e9o nh\u00e0 \u0111\u1ea7u t\u01b0 th\u00e1ch th\u1ee9c nh\u1eefng \u0111i\u1ec1u kh\u00f4ng th\u1ec3. Nh\u1eefng sai l\u1ea7m t\u00e2m l\u00fd n\u00e0y gi\u1ed1ng nh\u01b0 nh\u1eefng xi\u1ec1ng x\u00edch v\u00f4 h\u00ecnh; n\u1ebfu kh\u00f4ng k\u1ecbp th\u1eddi tho\u00e1t ra, ch\u00fang ch\u1eafc ch\u1eafn s\u1ebd c\u1ea3n tr\u1edf s\u1ef1 ti\u1ebfn b\u1ed9 trong giao d\u1ecbch. Ch\u1ec9 th\u00f4ng qua s\u1ef1 t\u1ef1 ph\u1ea3n t\u1ec9nh s\u00e2u s\u1eafc, x\u00e2y d\u1ef1ng khung nh\u1eadn th\u1ee9c khoa h\u1ecdc, v\u00e0 lu\u00f4n duy tr\u00ec s\u1ef1 k\u00ednh tr\u1ecdng v\u00e0 kh\u00e1ch quan \u0111\u1ed1i v\u1edbi th\u1ecb tr\u01b0\u1eddng, ng\u01b0\u1eddi ta m\u1edbi c\u00f3 th\u1ec3 n\u1ed5i b\u1eadt trong cu\u1ed9c \u0111\u1ea5u tr\u00ed n\u00e0y.<\/p>\n

WMAX lu\u00f4n n\u1ed7 l\u1ef1c tr\u1edf th\u00e0nh ch\u1ed7 d\u1ef1a v\u1eefng ch\u1eafc cho s\u1ef1 tr\u01b0\u1edfng th\u00e0nh t\u00e2m l\u00fd c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, kh\u00f4ng ch\u1ec9 cung c\u1ea5p c\u00f4ng ngh\u1ec7 giao d\u1ecbch xu\u1ea5t s\u1eafc m\u00e0 c\u00f2n truy\u1ec1n t\u1ea3i tri\u1ebft l\u00fd \u0111\u1ea7u t\u01b0 h\u1ee3p l\u00fd. Ch\u00fang t\u00f4i mu\u1ed1n nh\u1ea5n m\u1ea1nh m\u1ed9t l\u1ea7n n\u1eefa r\u1eb1ng, nh\u1eefng nh\u00e0 giao d\u1ecbch th\u1ef1c s\u1ef1 gi\u1ecfi kh\u00f4ng ph\u1ea3i l\u00e0 nh\u1eefng ng\u01b0\u1eddi c\u00f3 kh\u1ea3 n\u0103ng d\u1ef1 \u0111o\u00e1n ch\u00ednh x\u00e1c tuy\u1ec7t \u0111\u1ed1i, m\u00e0 l\u00e0 nh\u1eefng ng\u01b0\u1eddi tu d\u01b0\u1ee1ng b\u1ea3n th\u00e2n, c\u00f3 th\u1ec3 chi\u1ebfn th\u1eafng nh\u1eefng \u0111i\u1ec3m y\u1ebfu trong n\u1ed9i t\u00e2m v\u00e0 tu\u00e2n th\u1ee7 k\u1ef7 lu\u1eadt m\u1ed9t c\u00e1ch nghi\u00eam ng\u1eb7t. T\u1ea1i WMAX, ch\u00fang t\u00f4i \u0111\u1ec1 cao v\u0103n h\u00f3a giao d\u1ecbch d\u1ef1a tr\u00ean s\u1ef1 t\u1ef1 nh\u1eadn th\u1ee9c, t\u01b0 duy bi\u1ec7n ch\u1ee9ng v\u00e0 s\u1ef1 khi\u00eam t\u1ed1n th\u00edch \u1ee9ng. Ch\u00fang t\u00f4i mong mu\u1ed1n \u0111\u1ed3ng h\u00e0nh c\u00f9ng qu\u00fd v\u1ecb \u0111\u1ec3 ph\u00e1 v\u1ee1 r\u00e0o c\u1ea3n t\u00e2m l\u00fd, tr\u00e1nh nh\u1eefng c\u1ea1m b\u1eaby nh\u1eadn th\u1ee9c, v\u00e0 \u0111i\u1ec1u khi\u1ec3n nh\u1eefng bi\u1ebfn \u0111\u1ed9ng c\u1ee7a th\u1ecb tr\u01b0\u1eddng t\u00e0i ch\u00ednh to\u00e0n c\u1ea7u b\u1eb1ng m\u1ed9t t\u00e2m tr\u00ed ch\u00edn ch\u1eafn v\u00e0 v\u1eefng v\u00e0ng, t\u1eeb \u0111\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng v\u00e0 t\u00edch l\u0169y gi\u00e1 tr\u1ecb tr\u00ean h\u00e0nh tr\u00ecnh \u0111\u1ea7u t\u01b0 d\u00e0i h\u1ea1n.<\/p>","protected":false},"excerpt":{"rendered":"

WMAX ph\u00e2n t\u00edch s\u00e2u s\u1eafc ba c\u1ea1m b\u1eaby t\u00e2m l\u00fd ch\u1ebft ng\u01b0\u1eddi trong giao d\u1ecbch h\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch (CFD): t\u00e2m l\u00fd s\u1ee3 thua l\u1ed7, sai l\u1ea7m x\u00e1c nh\u1eadn v\u00e0 \u1ea3o t\u01b0\u1edfng ki\u1ec3m so\u00e1t. Ch\u00fang t\u00f4i cung c\u1ea5p c\u00e1c c\u00f4ng c\u1ee5 c\u1eaft l\u1ed7 t\u1ef1 \u0111\u1ed9ng, ch\u01b0\u01a1ng tr\u00ecnh r\u00e8n luy\u1ec7n t\u01b0 duy ph\u1ea3n bi\u1ec7n v\u00e0 nguy\u00ean t\u1eafc t\u00f4n tr\u1ecdng t\u00ednh ng\u1eabu nhi\u00ean, gi\u00fap b\u1ea1n t\u00e1i \u0111\u1ecbnh h\u00ecnh nh\u1eadn th\u1ee9c giao d\u1ecbch tr\u00ean n\u1ec1n t\u1ea3ng WMAX, t\u1eeb \u0111\u00f3 th\u1ef1c hi\u1ec7n b\u01b0\u1edbc nh\u1ea3y v\u1ecdt t\u1eeb giao d\u1ecbch d\u1ef1a tr\u00ean c\u1ea3m x\u00fac sang ra quy\u1ebft \u0111\u1ecbnh h\u1ee3p l\u00fd.<\/p>","protected":false},"author":1,"featured_media":9384,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[122],"tags":[361,312,417],"class_list":["post-9383","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorial","tag-361","tag-312","tag-417"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/9383","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/comments?post=9383"}],"version-history":[{"count":1,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/9383\/revisions"}],"predecessor-version":[{"id":9386,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/9383\/revisions\/9386"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/media\/9384"}],"wp:attachment":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/media?parent=9383"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/categories?post=9383"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/tags?post=9383"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}