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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