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Questions tagged [open-source]

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1
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0answers
84 views

Code or Package to cluster sequences (or time series) of different lengths based on HMM?

Is there any existing code or packages in Python, R, Java, Matlab, or Scala that implements the sequence clustering algorithms in any of the following 2 papers? 1) 'Clustering Sequences with Hidden ...
0
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0answers
23 views

Python API for publicly available datasets

In my daily machine learning / deep learning workflow, I often want to interact with a dataset in my code. Specifically, I would like to be able to load some module / package which can make sure that ...
2
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0answers
27 views

which algorithm will be good for detecting and recognition of faces from variety of angles

i am building a face recognition app for my class attendance system , i collect training data from social website like facebook, instagram and other, as you can see the images i got from there is not ...
0
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2answers
68 views

which is the most effective(accurate) face detection method in python

i try haar_cascade for face detection and LBPH for face recognition , but the result wasn't good enough, please suggest good ways to detect and recognize faces. my aim is to create an app which take ...
1
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1answer
38 views

Are deep - learning toolkits targeted for certain areas or all-purpose tool kits?

Are any of the open deep learning toolkits targeted to certain areas, or a all toolkits all purpose toolkits, meaning it is a blackbox for deep learning. My question comes in regards to Microsoft's ...
2
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1answer
31 views

Difficulties of getting raw data

I am trying to obtain raw data for (violent) crime rates of a US/Canadian city (any city would do), but I need the data to be granular and raw. All I could find is either interpretations, summary data ...
12
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5answers
13k views

Open source data science projects to contribute

Contribution into open source projects is typically a good way to get some practice for newbies, and try a new area for experienced data scientists and analysts. Which projects do you contribute? ...
3
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2answers
4k views

Item Based Collaborative Filtering with No Ratings

I am building a recommender for web pages. For each web page in our data set, we wish to generate a list of web pages that other users have also visited. Our data only shows that a user has either ...
1
vote
3answers
603 views

Tools to preprocess a big data for dashboards?

I have a complex dataset with more than 16M rows coming from pharmaceutical industry. Regarding the data, it is saved in a sql server with multiple (more than 400) relational tables. Data got several ...
4
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3answers
228 views

Data available from industry operations

I'm going to start my degree thesis and I want to do a fault detector system using machine learning techniques. I need datasets for my thesis but I don't know where I can get that data. I'm looking ...
0
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1answer
1k views

Exporting R model to OpenCV's Machine Learning Library

I'm wonder if it's possible to export a model trained in R, to OpenCV's Machine Learning (ML) library format? The latter appears to save/read models in XML/YAML, whereas the former might be exportable ...
7
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5answers
3k views

Where can I find free spatio-temporal dataset for download?

Where can I find free spatio-temporal dataset for download so that I can play with it in R ?
23
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6answers
23k views

Publicly available social network datasets/APIs

As an extension to our great list of publicly available datasets, I'd like to know if there is any list of publicly available social network datasets/crawling APIs. It would be very nice if alongside ...
4
votes
1answer
862 views

Open source solver for large mixed integer programming task?

I'm currently using General Algebraic Modeling System (GAMS), and more specifically CPLEX within GAMS, to solve a very large mixed integer programming problem. This allows me to parallelize the ...
153
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34answers
24k views

Publicly Available Datasets

One of the common problems in data science is gathering data from various sources in a somehow cleaned (semi-structured) format and combining metrics from various sources for making a higher level ...
4
votes
3answers
402 views

What open-source books (or other materials) provide a relatively thorough overview of data science? [closed]

As a researcher and instructor, I'm looking for open-source books (or similar materials) that provide a relatively thorough overview of data science from an applied perspective. To be clear, I'm ...