From: @zhanyuan1
Reviewed-by: @zhaizhiqiang,@zhang_xue_tong
Signed-off-by: @zhaizhiqiang

2.fix the backword of matrixinverse.

From: @zyli2020
Reviewed-by: @cristoval,@wilfchen,@limingqi107
Signed-off-by: @wilfchen,@limingqi107

From: @yanglf1121
Reviewed-by: @zhunaipan,@liangchenghui
Signed-off-by: @liangchenghui

From: @cjh9368
Reviewed-by: @hangangqiang,@zhanghaibo5
Signed-off-by: @hangangqiang

Signed-off-by: zhoufeng <zhoufeng54@huawei.com>

From: @oacjiewen
Reviewed-by: @gemini524,@wuxuejian,@c_34
Signed-off-by: @wuxuejian

From: @jojobugfree
Reviewed-by: @kisnwang,@zhoufeng54
Signed-off-by: @zhoufeng54

From: @jojobugfree
Reviewed-by: @kisnwang,@zhoufeng54
Signed-off-by: @zhoufeng54

From: @gong_zi_yan
Reviewed-by: @stsuteng,@kisnwang
Signed-off-by: @stsuteng

From: @anrui-wang
Reviewed-by: @liangchenghui,@c_34
Signed-off-by: @liangchenghui,@c_34

From: @woshixiaoli
Reviewed-by: @zichun_ye,@sunnybeike
Signed-off-by: @zichun_ye

From: @zhujingxuan
Reviewed-by: @wangchengyuan,@hangangqiang
Signed-off-by: @wangchengyuan

From: @yao_yf
Reviewed-by: @yangzhenzhang,@stsuteng
Signed-off-by: @stsuteng

From: @lichen666
Reviewed-by: @kisnwang,@zhunaipan
Signed-off-by: @zhunaipan

From: @zhao_ting_v
Reviewed-by: @oacjiewen,@c_34
Signed-off-by: @c_34

From: @wilfchen
Reviewed-by: @limingqi107,@cristoval
Signed-off-by:

From: @zyx5256
Reviewed-by: @liangchenghui,@wuxuejian
Signed-off-by: @wuxuejian

1- access out of bound memory in toFlatIndex
2- CreateFromNPArray function is 50>
3- duplicate variable init

From: @simson_wu
Reviewed-by: @chujinjin,@zh_qh
Signed-off-by: @zh_qh

From: @luopengting
Reviewed-by: @lixiaohui33,@yelihua,@ouwenchang
Signed-off-by: @yelihua,@ouwenchang

From: @majianwei_hvv
Reviewed-by: @wuxuejian,@liangchenghui
Signed-off-by: @wuxuejian

From: @Margaret_wangrui
Reviewed-by: @ginfung,@zh_qh
Signed-off-by: @zh_qh

Turn off lock only after all data is cached

Signed-off-by: zhoufeng <zhoufeng54@huawei.com>

From: @alexyuyue
Reviewed-by: 
Signed-off-by:

From: @lixiachen
Reviewed-by: @robingrosman,@pandoublefeng
Signed-off-by: @pandoublefeng