Zhang Zhanpeng

Before modification, the logarithmic image of `cross_correlation` is as follows:  This drawing method does not conform to our habit of reading an `(X, Y)` image. To make it more...

In section 4.2 of `analysis.ipynb`, `genres_names` is repeatedly defined: ```python genres_names = enc.classes_ genres_names = genres.loc[enc.classes_,'title'].values ``` I deleted the upper line.

I added the following to the `.env` configuration file: ``` AUDIO_DIR=./data/fma_small/ # the path to a decompressed fma_*.zip FMA_KEY=MYKEY # only if you want to query the freemusicarchive.org API ```...

Why do `MarshalTypeNearestDelta2` and `MarshalTypeNearestDelta` need validation?

5

### Describe the bug I noticed that the comment of this function mentioned that when merging blocks, `MarshalTypeNearestDelta2` and `MarshalTypeNearestDelta` need validation: ```go // NeedsValidation returns true if mt may...

promql: make matrix selections left-open and right-closed

16

Fixes #13213

promql(histogram): apply kahan summation algorithm to native histograms

2

Related to #14105