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From: Debabrata Mandal (mandaldebabrata123_at_[hidden])
Date: 2020-06-09 14:31:20

Pardon the error in the link, ->

On Tue, Jun 9, 2020 at 7:58 PM Debabrata Mandal <
mandaldebabrata123_at_[hidden]> wrote:

> I want to make some additions to the previous post.
> 1. I believe unordered_map should be used instead of vector/array, since
> apart from the many problems of using a vector/array we cannot give an O(1)
> guarantee on every access (due to resizing) which was the primary reason we
> wanted to use it.
> 2. We should provide the support for multi dimensional storage (upto 3
> dims) for this class, since anyways if we decide to make a Matrix class for
> GIL (in the future), this histogram class would become redundant.
> Some doubts that I had posted on the slack group as well :
> I was wondering if we should go for aggregation instead of inheritance as
> mentioned in the mail
> <>.
> The primary reason being I also want to add a bunch of histogram algorithms
> like mean, normalize, etc. Also I wanted to provide an overloaded
> operator() for multi-dimensional element access.
> The plus point in inheriting is that we get control over the hash function
> used, but then we could also use an alternative method of creating our
> method of hashing a tuple to a unique key and then use hashed key (which we
> can do in aggregation).
> Please correct me if I am wrong.
> Thanks.
> Deb

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