\u0110\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3 t\u1ea5n c\u00f4ng c\u1ee7a \u0111\u1ed9i b\u00f3ng<\/strong><\/em><\/p>\nPh\u00e2n t\u00edch c\u01a1 h\u1ed9i ghi b\u00e0n: Ch\u1ec9 s\u1ed1 xG gi\u00fap \u0111\u00e1nh gi\u00e1 ch\u00ednh x\u00e1c h\u01a1n v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u00e1c c\u01a1 h\u1ed9i m\u00e0 \u0111\u1ed9i b\u00f3ng t\u1ea1o ra trong m\u1ed7i tr\u1eadn \u0111\u1ea5u. \u0110i\u1ec1u n\u00e0y cho th\u1ea5y kh\u1ea3 n\u0103ng t\u1ea5n c\u00f4ng c\u1ee7a \u0111\u1ed9i c\u00f3 th\u1ef1c s\u1ef1 t\u1ed1t hay kh\u00f4ng, thay v\u00ec ch\u1ec9 d\u1ef1a v\u00e0o s\u1ed1 b\u00e0n th\u1eafng ghi \u0111\u01b0\u1ee3c.<\/p>\n
Hi\u1ec7u qu\u1ea3 t\u1ea5n c\u00f4ng: So s\u00e1nh xG v\u1edbi s\u1ed1 b\u00e0n th\u1eafng th\u1ef1c t\u1ebf gi\u00fap x\u00e1c \u0111\u1ecbnh xem \u0111\u1ed9i b\u00f3ng c\u00f3 d\u1ee9t \u0111i\u1ec3m t\u1ed1t h\u01a1n hay k\u00e9m h\u01a1n so v\u1edbi k\u1ef3 v\u1ecdng. N\u1ebfu b\u00e0n th\u1eafng th\u1ef1c t\u1ebf th\u1ea5p h\u01a1n xG, \u0111i\u1ec1u n\u00e0y cho th\u1ea5y \u0111\u1ed9i c\u1ea7n c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng d\u1ee9t \u0111i\u1ec3m.<\/p>\n
\u0110\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t c\u1ee7a c\u1ea7u th\u1ee7<\/strong><\/em><\/p>\nKh\u1ea3 n\u0103ng d\u1ee9t \u0111i\u1ec3m: Ch\u1ec9 s\u1ed1 xG c\u00f3 th\u1ec3 gi\u00fap \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng d\u1ee9t \u0111i\u1ec3m c\u1ee7a t\u1eebng c\u1ea7u th\u1ee7. N\u1ebfu m\u1ed9t c\u1ea7u th\u1ee7 ghi \u0111\u01b0\u1ee3c nhi\u1ec1u b\u00e0n th\u1eafng h\u01a1n so v\u1edbi ch\u1ec9 s\u1ed1 xG k\u1ef3 v\u1ecdng, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a h\u1ecd d\u1ee9t \u0111i\u1ec3m t\u1ed1t v\u00e0 hi\u1ec7u qu\u1ea3. Ng\u01b0\u1ee3c l\u1ea1i, n\u1ebfu s\u1ed1 b\u00e0n th\u1eafng ghi \u0111\u01b0\u1ee3c \u00edt h\u01a1n xG, c\u1ea7u th\u1ee7 \u0111\u00f3 c\u00f3 th\u1ec3 ch\u01b0a t\u1eadn d\u1ee5ng t\u1ed1i \u0111a c\u00e1c c\u01a1 h\u1ed9i.<\/p>\n
So s\u00e1nh gi\u1eefa c\u00e1c c\u1ea7u th\u1ee7: xG cho ph\u00e9p so s\u00e1nh kh\u00e1ch quan h\u01a1n gi\u1eefa c\u00e1c c\u1ea7u th\u1ee7 \u1edf nh\u1eefng t\u00ecnh hu\u1ed1ng t\u01b0\u01a1ng t\u1ef1, gi\u00fap ph\u00e1t hi\u1ec7n nh\u1eefng c\u1ea7u th\u1ee7 c\u00f3 kh\u1ea3 n\u0103ng t\u1ea5n c\u00f4ng xu\u1ea5t s\u1eafc h\u01a1n ho\u1eb7c ch\u01b0a hi\u1ec7u qu\u1ea3.<\/p>\n
Ph\u00e2n t\u00edch chi\u1ebfn thu\u1eadt \u0111\u1ed9i b\u00f3ng<\/strong><\/em><\/p>\nHi\u1ec7u qu\u1ea3 chi\u1ebfn thu\u1eadt: xG gi\u00fap \u0111\u00e1nh gi\u00e1 xem m\u1ed9t \u0111\u1ed9i b\u00f3ng c\u00f3 th\u1ec3 t\u1ea1o ra nhi\u1ec1u c\u01a1 h\u1ed9i ch\u1ea5t l\u01b0\u1ee3ng hay kh\u00f4ng, t\u1eeb \u0111\u00f3 ph\u1ea3n \u00e1nh chi\u1ebfn thu\u1eadt t\u1ea5n c\u00f4ng c\u1ee7a hu\u1ea5n luy\u1ec7n vi\u00ean c\u00f3 th\u1ef1c s\u1ef1 hi\u1ec7u qu\u1ea3.<\/p>\n
\u0110i\u1ec1u ch\u1ec9nh chi\u1ebfn thu\u1eadt: N\u1ebfu \u0111\u1ed9i b\u00f3ng c\u00f3 xG cao nh\u01b0ng kh\u00f4ng ghi \u0111\u01b0\u1ee3c b\u00e0n, hu\u1ea5n luy\u1ec7n vi\u00ean c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh chi\u1ebfn thu\u1eadt ho\u1eb7c l\u1ef1a ch\u1ecdn c\u1ea7u th\u1ee7 \u0111\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng d\u1ee9t \u0111i\u1ec3m.<\/p>\n
Ph\u00e2n t\u00edch hi\u1ec7u qu\u1ea3 ph\u00f2ng ng\u1ef1<\/strong><\/em><\/p>\nCh\u1ec9 s\u1ed1 xGA (Expected Goals Against): Ch\u1ec9 s\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng c\u01a1 h\u1ed9i m\u00e0 \u0111\u1ed9i b\u00f3ng ph\u1ea3i \u0111\u1ed1i m\u1eb7t t\u1eeb \u0111\u1ed1i th\u1ee7. N\u00f3 gi\u00fap x\u00e1c \u0111\u1ecbnh xem h\u00e0ng th\u1ee7 c\u1ee7a \u0111\u1ed9i b\u00f3ng c\u00f3 \u0111\u1ec3 \u0111\u1ed1i ph\u01b0\u01a1ng t\u1ea1o ra qu\u00e1 nhi\u1ec1u c\u01a1 h\u1ed9i nguy hi\u1ec3m hay kh\u00f4ng.<\/p>\n
Kh\u1ea3 n\u0103ng ph\u00f2ng ng\u1ef1 th\u1ef1c t\u1ebf: N\u1ebfu \u0111\u1ed9i b\u00f3ng c\u00f3 s\u1ed1 b\u00e0n thua th\u1ea5p h\u01a1n ch\u1ec9 s\u1ed1 xGA, \u0111i\u1ec1u n\u00e0y cho th\u1ea5y h\u1ecd c\u00f3 m\u1ed9t h\u00e0ng th\u1ee7 v\u1eefng ch\u1eafc ho\u1eb7c th\u1ee7 m\u00f4n xu\u1ea5t s\u1eafc. Ng\u01b0\u1ee3c l\u1ea1i, n\u1ebfu s\u1ed1 b\u00e0n thua cao h\u01a1n xGA, c\u00f3 th\u1ec3 h\u00e0ng th\u1ee7 ho\u1eb7c th\u1ee7 m\u00f4n c\u1ea7n c\u1ea3i thi\u1ec7n.<\/p>\n
So s\u00e1nh c\u00e1c \u0111\u1ed9i b\u00f3ng<\/strong><\/em><\/p>\nSo s\u00e1nh c\u00f4ng b\u1eb1ng h\u01a1n: Ch\u1ec9 s\u1ed1 xG gi\u00fap so s\u00e1nh c\u00f4ng b\u1eb1ng h\u01a1n gi\u1eefa c\u00e1c \u0111\u1ed9i b\u00f3ng \u1edf c\u00e1c gi\u1ea3i \u0111\u1ea5u kh\u00e1c nhau, v\u00ec n\u00f3 d\u1ef1a tr\u00ean kh\u1ea3 n\u0103ng t\u1ea1o c\u01a1 h\u1ed9i v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u01a1 h\u1ed9i, thay v\u00ec ch\u1ec9 d\u1ef1a tr\u00ean s\u1ed1 b\u00e0n th\u1eafng th\u1ef1c t\u1ebf.<\/p>\n
Hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 chi\u1ebfn th\u1eafng may m\u1eafn: M\u1ed9t \u0111\u1ed9i c\u00f3 th\u1ec3 th\u1eafng m\u1ed9t tr\u1eadn \u0111\u1ea5u v\u1edbi t\u1ef7 s\u1ed1 1-0, nh\u01b0ng n\u1ebfu ch\u1ec9 s\u1ed1 xG c\u1ee7a h\u1ecd r\u1ea5t th\u1ea5p v\u00e0 \u0111\u1ed1i th\u1ee7 c\u00f3 xG cao h\u01a1n, \u0111i\u1ec1u n\u00e0y cho th\u1ea5y tr\u1eadn \u0111\u1ea5u c\u00f3 th\u1ec3 l\u00e0 “may m\u1eafn” h\u01a1n l\u00e0 chi\u1ebfn th\u1eafng thuy\u1ebft ph\u1ee5c.<\/p>\n
C\u1ea3i thi\u1ec7n chi\u1ebfn l\u01b0\u1ee3c k\u00fd h\u1ee3p \u0111\u1ed3ng v\u00e0 chuy\u1ec3n nh\u01b0\u1ee3ng<\/strong><\/em><\/p>\n\u0110\u00e1nh gi\u00e1 ti\u1ec1m n\u0103ng c\u1ea7u th\u1ee7: xG gi\u00fap c\u00e1c nh\u00e0 tuy\u1ec3n tr\u1ea1ch ph\u00e2n t\u00edch s\u00e2u h\u01a1n v\u1ec1 kh\u1ea3 n\u0103ng t\u1ea5n c\u00f4ng c\u1ee7a c\u00e1c c\u1ea7u th\u1ee7 ti\u1ec1m n\u0103ng, kh\u00f4ng ch\u1ec9 d\u1ef1a v\u00e0o s\u1ed1 b\u00e0n th\u1eafng m\u00e0 c\u00f2n d\u1ef1a tr\u00ean ch\u1ea5t l\u01b0\u1ee3ng c\u00e1c c\u00fa s\u00fat c\u1ee7a h\u1ecd.<\/p>\n
L\u1ef1a ch\u1ecdn h\u1ee3p l\u00fd trong chuy\u1ec3n nh\u01b0\u1ee3ng: C\u00e1c \u0111\u1ed9i b\u00f3ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng xG \u0111\u1ec3 t\u00ecm ki\u1ebfm c\u1ea7u th\u1ee7 c\u00f3 kh\u1ea3 n\u0103ng d\u1ee9t \u0111i\u1ec3m t\u1ed1t h\u01a1n so v\u1edbi m\u1ee9c k\u1ef3 v\u1ecdng, ho\u1eb7c c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng t\u1ea5n c\u00f4ng c\u1ee7a \u0111\u1ed9i.<\/p>\n
Qua b\u00e0i vi\u1ebft tr\u00ean ch\u1eafc m\u1ecdi ng\u01b0\u1eddi c\u0169ng \u0111\u00e3 bi\u1ebft \u0111\u01b0\u1ee3c ch\u1ec9 s\u1ed1 xG trong b\u00f3ng \u0111\u00e1 l\u00e0 g\u00ec v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u1ec9 s\u1ed1 xG r\u1ed3i ph\u1ea3i kh\u00f4ng n\u00e0o, h\u00e3y theo d\u00f5i website c\u1ee7a ch\u00fang t\u00f4i \u0111\u1ec3 bi\u1ebft th\u00eam nhi\u1ec1u th\u00f4ng tin hay h\u01a1n nh\u00e9.<\/p>\n","protected":false},"excerpt":{"rendered":"
Ch\u1ec9 s\u1ed1 xG trong b\u00f3ng \u0111\u00e1 l\u00e0 g\u00ec? \u1ee8ng d\u1ee5ng c\u1ee7a ch\u1ec9 s\u1ed1 xG trong ph\u00e2n t\u00edch b\u00f3ng \u0111\u00e1, c\u00f9ng nhau \u0111i t\u00ecm hi\u1ec3u k\u1ef9 h\u01a1n trong b\u00e0i vi\u1ebft n\u00e0y nh\u00e9.<\/p>\n","protected":false},"author":11,"featured_media":6375,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-6374","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kien-thuc-bong-da"],"yoast_head":"\n
Ch\u1ec9 s\u1ed1 xG trong b\u00f3ng \u0111\u00e1 l\u00e0 g\u00ec? \u1ee8ng d\u1ee5ng c\u1ee7a ch\u1ec9 s\u1ed1 xG ra sao?<\/title>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\t\n\t\n\t\n\n\n\n\t\n\t\n\t\n