-
I have some tests errors
The commit is jpeyhardi/Core@3e19064f9e19654fbb57168364316be0c1cb9a3d and the environment used for the build is described by [environment.txt](https://github.com/StatisKit/…
-
The library crashes when querying 0.0 or 1.0 quantile.
I agree, this makes little sense, but leaders can do it:
[pandas](https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame…
-
HLL and CMS for rowgroups could help with query planning (getting a sense of data skew) and with cheaply counting approximate distinct values. Both are commutative which means they can be combined acr…
-
Hi there!
Vegeta recently migrated to use https://github.com/influxdata/tdigest for streaming quantile estimation. In the process, I [benchmarked](https://github.com/tsenart/vegeta/blob/master/lib/…
-
(see branch docs)
* [ ] the fact that, when we can, we avoid doing `hcat(X, 1)`
* [ ] use `IterativeSolvers.cg` and not `IterativeSolvers.lsqr` as it allows specifying the operator as a linear map…
-
### Summary
stats.nim contains memory-efficient statistical functions. It could also provide percentiles.
Perhaps it's worth adding a reminder that percentiles should be used in place of min/max/a…
-
We have issues for using Mallow's or Schweppe's weights but I don't see any functional form for it.
We need references and functions for those.
Then we could use var and freq weights in GLM, based…
-
continuing fitting count distribution instead of (just) estimating mean function
currently we have zero-inflated and over-dispersed compared to Poisson, GPP allows for small under-dispersion.
We…
-
### Problem description
The current (v0.18.13) function signatures are (similar in expression module):
```python
def cut(
self,
breaks: list[float],
labels: list[str] |…
-
夏普比率的计算公式：
https://baike.baidu.com/item/%E5%A4%8F%E6%99%AE%E6%AF%94%E7%8E%87
### 获取数据
以格力股票为例：
```r
GL
twn39 updated
6 years ago