norci

I'm using FormData to get some input values, and convert these values to i64. currently I used this method to reduce duplicate code: ``` #[derive(Debug, Default)] struct Number(i64); impl TryFrom...

``` julia> using Flux: step! ERROR: UndefVarError: step! not defined ```

Asynchronous Methods for Deep Reinforcement Learning

3

See: https://arxiv.org/abs/1602.01783 . It described a RL method without replay memory. such as n-step Q-learning, A3C.

add CUDA accelerated Env

5

Nvidia has ported Atari to CUDA: https://github.com/NVlabs/cule The biggest benefit is, the data are in GPU memory, thus avoided memory copy between host & device. My ideas are: # add...

weight values for the features.

2

I want to assign weight values for the features. that the split function should use the features with larger weight first. For some of the features are more important than...

error when there is only one param to optimize

1

``` julia> @hyperopt for i=10, a=LinRange(1,10,10) a end ERROR: UndefVarError: a not defined Stacktrace: [1] macro expansion @ ./REPL[33]:2 [inlined] [2] var"#395###hyperopt_objective#281"(i::Int64, state::Float64) @ Main /julia/dev/Hyperopt.jl/src/Hyperopt.jl:152 ``` it's caused by...

compress bson file with CodecZstd.jl ?

1

Can I save a compressed BSON file? such as using CodecZstd.jl ? e.g. Pandas has a parameter `compression='infer'` https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.read_csv.html

CUDA support

2

I got an error, when trying to use ElasticArray as input data, for Flux model. ``` ElasticArray([1,2]) |> gpu |>(Dense(2,1)|>gpu) ERROR: ArgumentError: cannot take the CPU address of a CuArray{Float32,2}...

select_ipc can not handle empty query result.

1

If the result of a `select` statement is empty, then `select_ipc` will raise an error: ```python TTransportException('TSocket read 0 bytes') File "/home/coder/.conda/envs/conda_jl/lib/python3.8/site-packages/pymapd/connection.py", line 489, in select_ipc tdf = self._client.sql_execute_df( File...