Chaoya,
I haven't been working on this, and I don't really intend to anytime
soon, there's other work that I must attend to in the immediate time-frame.
- Arthur
On Saturday, June 4, 2016 at 11:51:49 PM UTC-4, Chaoya Li wrote:
>
> Hi I'm interested in Clojure DataFrame implementation. How is this going
> now? Are you coding for core.matrix or are you writing a new library from
> scratch? How can I join in this project?
>
> 在 2016年3月10日星期四 UTC+8上午4:57:31，arthur.ma...@gmail.com写道：
>>
>> Is there any desire or need for a Clojure DataFrame?
>>
>>
>> By DataFrame, I mean a structure similar to R's data.frame, and Python's
>> pandas.DataFrame.
>>
>> Incanter's DataSet may already be fulfilling this purpose, and if so, I'd
>> like to know if and how people are using it.
>>
>> From quickly researching, I see that some prior work has been done in
>> this space, such as:
>>
>> * https://github.com/cardillo/joinery
>> * https://github.com/mattrepl/data-frame
>> *
>> http://spark.apache.org/docs/latest/sql-programming-guide.html#dataframes
>>
>> Rather than going off and creating a competing implementation (
>> https://xkcd.com/927/), I'd like to know if anyone here is actively
>> working on, or would like to work on a DataFrame and related utilities for
>> Clojure (and by extension Java)? Is it something that's sorely needed, or
>> is everybody happy with using Incanter or some other library that I'm not
>> aware of? If there's already a defacto standard out there, would anyone
>> care to please point it out?
>>
>> As background information:
>>
>> My specific use-case is in NLP and ML, where I often explore and
>> prototype in Python, but I'm then left to deal with a smattering of
>> libraries on the JVM (Mallet, Weka, Mahout, ND4J, DeepLearning4j, CoreNLP,
>> etc.), each with their own ad-hoc implementations of algorithms, matrices,
>> and utilities for reading data. It would be great to have a unified way to
>> explore my data in the Clojure REPL, and then serve the same code and
>> models in production.
>>
>> I would love for Clojure to have a broadly compatible ecosystem similar
>> to Python's Numpy/Pandas/Scikit-*/Scipy/matplotlib/GenSim,etc. Core.Matrix
>> and Incanter appear to fulfill a large chunk of those roles, but I am not
>> aware if they've yet become the defacto standards in the community.
>>
>> Any feedback is greatly appreciated.
>>
>
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