diff --git a/algorithms/avx2/vek.go b/algorithms/avx2/vek.go
index 232bafc133cab2a916be695bb7670c0db96b976a..666ce1ae71f19943b7672683d5f2d9b06115f141 100644
--- a/algorithms/avx2/vek.go
+++ b/algorithms/avx2/vek.go
@@ -1,7 +1,7 @@
 package avx2
 
 //
-//import "github.com/viterin/vek"
+//import "gitee.com/quant1x/vek"
 //
 //// 初始化 avx2
 //// 可以参考另一个实现库 gonum.org/v1/gonum/stat
diff --git a/formula/comparison.go b/formula/comparison.go
index bcc5b53806e04a2d50b6e6ee938445718d60fbc5..f59e951f6fbd79ef04a3413c9f3cff3f087ab956 100644
--- a/formula/comparison.go
+++ b/formula/comparison.go
@@ -2,8 +2,8 @@ package formula
 
 import (
 	"gitee.com/quant1x/pandas/stat"
+	"gitee.com/quant1x/vek"
 	"github.com/mymmsc/gox/exception"
-	"github.com/viterin/vek"
 )
 
 // EQ 相等
diff --git a/formula/cross.go b/formula/cross.go
index 8cbb1205ded7e3dde9abaf3a7d446ff4dfe5cc08..d931b24d87f4d372016f9477e2aac3631e2cc45d 100644
--- a/formula/cross.go
+++ b/formula/cross.go
@@ -2,7 +2,7 @@ package formula
 
 import (
 	"gitee.com/quant1x/pandas/stat"
-	"github.com/viterin/vek"
+	"gitee.com/quant1x/vek"
 )
 
 // CROSS
diff --git a/go.mod b/go.mod
index 9784d53b18e2b7017847bfaab0a10b1c0f976914..599e328df5c17196247d9bf36b061aebb49cd7b0 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,8 @@ module gitee.com/quant1x/pandas
 go 1.20
 
 require (
-	gitee.com/quant1x/data v0.8.2
+	gitee.com/quant1x/data v0.8.8
+	gitee.com/quant1x/vek v0.5.3
 	github.com/chewxy/math32 v1.10.1
 	github.com/mymmsc/gox v1.3.9
 	github.com/olekukonko/tablewriter v0.0.5
@@ -11,7 +12,6 @@ require (
 	github.com/tealeg/xlsx v1.0.5
 	github.com/tealeg/xlsx/v3 v3.2.4
 	github.com/viterin/partial v1.0.0
-	github.com/viterin/vek v0.4.0
 	golang.org/x/exp v0.0.0-20220907003533-145caa8ea1d0
 	gonum.org/v1/gonum v0.12.0
 )
diff --git a/go.sum b/go.sum
index f9ce1bfd7e98b610fbfd94c4c9325f4399c78a14..3987a7d6f2e567fb16c04c6e0bacda3e9bc73d05 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,9 @@
-gitee.com/quant1x/data v0.8.2 h1:CE7TqjS5WE60NOWdl3rYSoxhDc7tdS+SQ3NJpeV56Mw=
-gitee.com/quant1x/data v0.8.2/go.mod h1:S5tLicyK3DdPMAsBmF0fNQlPvVKk+xbpstolA/r9D8M=
+gitee.com/quant1x/data v0.8.8 h1:lTRAthfZEtce4wpJbiAqWGfY8q94et1VXs3pDDyu4ok=
+gitee.com/quant1x/data v0.8.8/go.mod h1:eWNzbwVPy5oBQgn+zGr0m6O27NyowkIhV0rEWGUEBf0=
 gitee.com/quant1x/gotdx v1.2.6 h1:iOVyDQcK5c4z5D6wfPKVIfdDZzjEUQv0xrRgBuvN2Xc=
 gitee.com/quant1x/gotdx v1.2.6/go.mod h1:lOJYzC4mcKmeHpm1L5jl94S0pPifue1sf9JMTP2kmho=
+gitee.com/quant1x/vek v0.5.3 h1:NNRL580MuwD5L4ojkxpmrLISYrcV+oNW4V6OhTEucNc=
+gitee.com/quant1x/vek v0.5.3/go.mod h1:nerKeY+oDgJOvZ0a6TV9GFMIX3P5VknNLzKXWr7uz7M=
 github.com/chewxy/math32 v1.10.1 h1:LFpeY0SLJXeaiej/eIp2L40VYfscTvKh/FSEZ68uMkU=
 github.com/chewxy/math32 v1.10.1/go.mod h1:dOB2rcuFrCn6UHrze36WSLVPKtzPMRAQvBvUwkSsLqs=
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
@@ -82,8 +84,6 @@ github.com/tklauser/numcpus v0.6.0 h1:kebhY2Qt+3U6RNK7UqpYNA+tJ23IBEGKkB7JQBfDYm
 github.com/tklauser/numcpus v0.6.0/go.mod h1:FEZLMke0lhOUG6w2JadTzp0a+Nl8PF/GFkQ5UVIcaL4=
 github.com/viterin/partial v1.0.0 h1:e6z0cWJ+SddpXHoLU4ikIDrsI/ZE+p+hqMsB++8IfwE=
 github.com/viterin/partial v1.0.0/go.mod h1:K9y+kVePpmfZN510YNHoUs+6scZ2K7BLojfI8aW2nw0=
-github.com/viterin/vek v0.4.0 h1:P34BWVGd3pSZFma9SE+G1pTucMGtw9p79I+Hull/+Ao=
-github.com/viterin/vek v0.4.0/go.mod h1:hVXEX7pnI4acHRhtFhmuBapUxhQ3TetMEp68jjxExBs=
 github.com/yusufpapurcu/wmi v1.2.2 h1:KBNDSne4vP5mbSWnJbO+51IMOXJB67QiYCSBrubbPRg=
 github.com/yusufpapurcu/wmi v1.2.2/go.mod h1:SBZ9tNy3G9/m5Oi98Zks0QjeHVDvuK0qfxQmPyzfmi0=
 golang.org/x/exp v0.0.0-20220907003533-145caa8ea1d0 h1:17k44ji3KFYG94XS5QEFC8pyuOlMh3IoR+vkmTZmJJs=
diff --git a/stat/abs.go b/stat/abs.go
index 92543410af065964f5fb97cd7d6e2cd86302df04..1d45c972b2c0cde634787866978e625d6a5e2db0 100644
--- a/stat/abs.go
+++ b/stat/abs.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 )
 
 // Abs 泛型绝对值
diff --git a/stat/argmax.go b/stat/argmax.go
index 7aab7799a3f24d8c987d894cee2e1ad86d21ff82..03be3b84aa19deb2c4402be74721a7379dd8346c 100644
--- a/stat/argmax.go
+++ b/stat/argmax.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 )
 
 // ArgMax Returns the indices of the maximum values along an axis.
diff --git a/stat/argmin.go b/stat/argmin.go
index 264692be4ad474cfe476b055abdc91478f10804f..fe78e81f7d85156b1f94ece983640acc0c043dfe 100644
--- a/stat/argmin.go
+++ b/stat/argmin.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 )
 
 // ArgMin Returns the indices of the minimum values along an axis.
diff --git a/stat/arithmetics_add.go b/stat/arithmetics_add.go
index 2ff2504386395d3bde6156ac1b2145048fe8c131..1cf901ed84b475310e3a891cb8731e0a38fa0456 100644
--- a/stat/arithmetics_add.go
+++ b/stat/arithmetics_add.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 	"golang.org/x/exp/slices"
 )
 
diff --git a/stat/arithmetics_div.go b/stat/arithmetics_div.go
index c8883044d9e276209ab1804e37d1b2f285c29d87..f854c72ec1d059c9fd5331ade37256be57e33553 100644
--- a/stat/arithmetics_div.go
+++ b/stat/arithmetics_div.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 	"golang.org/x/exp/slices"
 )
 
diff --git a/stat/arithmetics_mul.go b/stat/arithmetics_mul.go
index 509cce13ab30c4915095afca7162e28520eec4d5..256cd080dee3739a2ccdaf06ad4f8193003749d7 100644
--- a/stat/arithmetics_mul.go
+++ b/stat/arithmetics_mul.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 	"golang.org/x/exp/slices"
 )
 
diff --git a/stat/arithmetics_sub.go b/stat/arithmetics_sub.go
index 237f5c1e42189521665a71d47f596e373c1df1a7..8c3fbbfea2d019aa913798a14a3e5e00837d6d42 100644
--- a/stat/arithmetics_sub.go
+++ b/stat/arithmetics_sub.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 	"golang.org/x/exp/slices"
 )
 
diff --git a/stat/avx2.go b/stat/avx2.go
index 2942a6cfa7beceb3279ada4ee3b35f35533425f0..2f1bfeca506f7cbf44aae1e764f44433e01ce198 100644
--- a/stat/avx2.go
+++ b/stat/avx2.go
@@ -1,6 +1,6 @@
 package stat
 
-import "github.com/viterin/vek"
+import "gitee.com/quant1x/vek"
 
 // 初始化 avx2
 // 可以参考另一个实现库 gonum.org/v1/gonum/stat
diff --git a/stat/builtin.go b/stat/builtin.go
index 3eb415d5b8a1d2c70dd73c6cbaafbfbe7a6c632b..83a6564855c761abb7aee2a6adc3d1de4eeb2d92 100644
--- a/stat/builtin.go
+++ b/stat/builtin.go
@@ -2,7 +2,7 @@ package stat
 
 import (
 	//gc "github.com/huandu/go-clone"
-	"github.com/viterin/vek"
+	"gitee.com/quant1x/vek"
 	"math"
 	"reflect"
 	"strings"
diff --git a/stat/count.go b/stat/count.go
index f1ebb5ce3a0e4903dae55b45476f9807adb125d3..92709710afbdfb0d0d66c16acd333f6ef3c2a78b 100644
--- a/stat/count.go
+++ b/stat/count.go
@@ -1,6 +1,6 @@
 package stat
 
-import "github.com/viterin/vek"
+import "gitee.com/quant1x/vek"
 
 // Count 统计
 func Count[T Number | ~bool](x []T) int {
diff --git a/stat/cumsum.go b/stat/cumsum.go
index 3afbcbd1bf40461c89115282037df78ec5fdeb8d..5249dbd83e0fa7f3f05643ca84fd335cdaeef429 100644
--- a/stat/cumsum.go
+++ b/stat/cumsum.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 	"golang.org/x/exp/slices"
 )
 
diff --git a/stat/logic.go b/stat/logic.go
index d8093324bd63409e57d9d4a553147a90c1810cc8..90ce67a99600b31537604e5f46a410a9af5804dd 100644
--- a/stat/logic.go
+++ b/stat/logic.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 )
 
 func __compare[T ~[]E, E any](x T, y any, c int, comparator func(f1, f2 DType) bool) []bool {
diff --git a/stat/logic_all.go b/stat/logic_all.go
index bc2a429f9aae0cd3b7e6ace4d0172483d538093d..2c12d1a895c39dfbc47cfed59c58e11041aed998 100644
--- a/stat/logic_all.go
+++ b/stat/logic_all.go
@@ -1,6 +1,6 @@
 package stat
 
-import "github.com/viterin/vek"
+import "gitee.com/quant1x/vek"
 
 // All 全部为真
 func All[T Number | ~bool](x []T) bool {
diff --git a/stat/logic_any.go b/stat/logic_any.go
index bfb306134a90743313c0a51289394922910368bc..7558ddc044693e145ca1cc5f9d2dd0dda703a6c3 100644
--- a/stat/logic_any.go
+++ b/stat/logic_any.go
@@ -1,6 +1,6 @@
 package stat
 
-import "github.com/viterin/vek"
+import "gitee.com/quant1x/vek"
 
 // Any 任意一个为真
 func Any[T Number | ~bool](x []T) bool {
diff --git a/stat/logic_equal.go b/stat/logic_equal.go
index 4b5a172a363092dfd693657cad4af17881949bc8..4d347111d761764f2d53c635b7d6493c1bd9d0b8 100644
--- a/stat/logic_equal.go
+++ b/stat/logic_equal.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 )
 
 // Equal 比较相等
diff --git a/stat/max.go b/stat/max.go
index 55c711242a0fb2e68f0be96bf2ebaba4c9079aee..1d87101b92e9e7e0445c5dffe630a379b6bbbc37 100644
--- a/stat/max.go
+++ b/stat/max.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 )
 
 // Max 纵向计算x最大值
diff --git a/stat/maximum.go b/stat/maximum.go
index 32f62508967dc7faff12d6d5e612abb39d9043ae..99298484af91e93d7353b2a1b9ef41c4db3cfa66 100644
--- a/stat/maximum.go
+++ b/stat/maximum.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 	"golang.org/x/exp/slices"
 )
 
diff --git a/stat/mean.go b/stat/mean.go
index 031dc2ca635fb7a0bc4e8410a7b9c29c24d7fb2b..40f6bcdf5af079420fa09ebe08eec07415409650 100644
--- a/stat/mean.go
+++ b/stat/mean.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 )
 
 // Mean 求均值
diff --git a/stat/min.go b/stat/min.go
index 230732a69d0e565ea75b6996d2190353c32aeae9..5b1f6d332e5028bf4b5963145cefb59a67a30ecc 100644
--- a/stat/min.go
+++ b/stat/min.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 )
 
 // Min 纵向计算x最小值
diff --git a/stat/minimum.go b/stat/minimum.go
index 681644e02316c72f56b7b933f25405be3ac6ce66..8ceb9620dbc03e1dc4e8ba34021b35e60d8ad30f 100644
--- a/stat/minimum.go
+++ b/stat/minimum.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 	"golang.org/x/exp/slices"
 )
 
diff --git a/stat/ndarray_logic.go b/stat/ndarray_logic.go
index e77bac22278d6af745478c256562e97bf81b8c00..977111761085c391c83cd47756616c9c6e6522dc 100644
--- a/stat/ndarray_logic.go
+++ b/stat/ndarray_logic.go
@@ -1,6 +1,6 @@
 package stat
 
-import "github.com/viterin/vek"
+import "gitee.com/quant1x/vek"
 
 func (self NDArray[T]) Logic(f func(idx int, v any) bool) []bool {
 	d := make([]bool, self.Len())
diff --git a/stat/polynomial.go b/stat/polynomial.go
index 3fc34eb4e7fd8e531fd794ebc0ad21fafdee402c..775e8072ed024fde5819b46af27f35f2a75026e3 100644
--- a/stat/polynomial.go
+++ b/stat/polynomial.go
@@ -1,7 +1,7 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
+	"gitee.com/quant1x/vek"
 	"math"
 )
 
diff --git a/stat/repeat.go b/stat/repeat.go
index bb66cb8549bae388fcb3ec97f22763cb5f9de192..b5adbce3e330839641fbdc55366ef4b8b8deafe7 100644
--- a/stat/repeat.go
+++ b/stat/repeat.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 )
 
 // Repeat 构造n长度的f的泛型切片
diff --git a/stat/rolling_count.go b/stat/rolling_count.go
index 17f42e736621020602453d3986f42b5b58259ac4..5792fd0f62e8407ac1bb2f1b53a5be9fb4cca682 100644
--- a/stat/rolling_count.go
+++ b/stat/rolling_count.go
@@ -1,7 +1,7 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
+	"gitee.com/quant1x/vek"
 )
 
 func (r RollingAndExpandingMixin) Count() (s Series) {
diff --git a/stat/series_convert.go b/stat/series_convert.go
index f6460020ea570527b6fb4b3f5cc2f9342b90fdba..49ea6508356048a6d26bbf953ec60c8b7737d07e 100644
--- a/stat/series_convert.go
+++ b/stat/series_convert.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 )
 
 // 这里做数组统一转换
diff --git a/stat/shift.go b/stat/shift.go
index e214e2027f99aa1e04c1a9535ccdb43cb3935722..37863ceb9ea7794ee34c62c56cf4ff8aab76e6cd 100644
--- a/stat/shift.go
+++ b/stat/shift.go
@@ -13,6 +13,8 @@ func Shift[T BaseType](S []T, N any) []T {
 	length := len(S)
 	var _n []DType
 	switch v := N.(type) {
+	case Series:
+		_n = v.DTypes()
 	case int:
 		if v == 0 {
 			return S
diff --git a/stat/sqrt.go b/stat/sqrt.go
index a64abf396cbfa586469661e68a76d26e5528e086..32b33265f6bcb57b809bd830443857551ec9284f 100644
--- a/stat/sqrt.go
+++ b/stat/sqrt.go
@@ -1,9 +1,9 @@
 package stat
 
 import (
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 	"github.com/chewxy/math32"
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
 	"math"
 )
 
diff --git a/stat/stddev.go b/stat/stddev.go
index b43a9cfaa865d389a6491fba4f1949385323a290..8bb0018328e05304c218bf9842ccce6be166d7ef 100644
--- a/stat/stddev.go
+++ b/stat/stddev.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 	"golang.org/x/exp/slices"
 	"gonum.org/v1/gonum/stat"
 	"math"
diff --git a/stat/sum.go b/stat/sum.go
index fedd91fce83fda5fb8e19ecbae4a3aa7dcc67080..e1f9d66bf15d42b0a613681d9049837e31261c81 100644
--- a/stat/sum.go
+++ b/stat/sum.go
@@ -1,8 +1,8 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
-	"github.com/viterin/vek/vek32"
+	"gitee.com/quant1x/vek"
+	"gitee.com/quant1x/vek/vek32"
 )
 
 // Sum 求和
diff --git a/stat/type_dtype.go b/stat/type_dtype.go
index 26bbf5e6a27997e6f1ab1d6d319424581861c420..14336e3a8800a513cb74311c0216c129e50a623e 100644
--- a/stat/type_dtype.go
+++ b/stat/type_dtype.go
@@ -1,7 +1,7 @@
 package stat
 
 import (
-	"github.com/viterin/vek"
+	"gitee.com/quant1x/vek"
 )
 
 type DType = float64
diff --git a/stat/type_float32.go b/stat/type_float32.go
index 1de6d5e6601e4ecab633a749082ec26430fca1c5..ef3e1d9667c7780a32e26c2c2efa71fb4cceb4d6 100644
--- a/stat/type_float32.go
+++ b/stat/type_float32.go
@@ -2,9 +2,9 @@ package stat
 
 import (
 	"fmt"
+	"gitee.com/quant1x/vek/vek32"
 	"github.com/mymmsc/gox/exception"
 	"github.com/mymmsc/gox/logger"
-	"github.com/viterin/vek/vek32"
 	"math"
 	"reflect"
 	"strconv"
diff --git a/stat/type_float64.go b/stat/type_float64.go
index b56821ebcb6037f742ba663652746f608fd43351..d733b018a3f43b48b8489b1abb8fa8f339edb40d 100644
--- a/stat/type_float64.go
+++ b/stat/type_float64.go
@@ -2,9 +2,9 @@ package stat
 
 import (
 	"fmt"
+	"gitee.com/quant1x/vek"
 	"github.com/mymmsc/gox/exception"
 	"github.com/mymmsc/gox/logger"
-	"github.com/viterin/vek"
 	"math"
 	"reflect"
 	"strconv"