Questions tagged [tools]

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7 views

How to draw multiple matrices (with grid, custom color per cell) in 3D with raycast?

I would like to draw multiple matrix with ray-casting in 3D. More specific like this (source) I have seen similar figure in some paper (I forgot which one). I wonder how they can draw like this. If ...
0
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0answers
11 views

Is there a tool that interactively shows the receptive field of a feature map's element?

The receptive field of an element of a feature map is defined as the elements (and/or pixels) in the previous layers that define that element. I am looking for a tool that would allow me to select any ...
0
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0answers
13 views

Visualizing the value change in features in neural network

Lets say we have an autoencoder with three layers. And the data we feed to autoencoder is text data. So in the middle layer, we will have a reduced dimension of the input data. let's say 20 neurons in ...
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0answers
9 views

Tool for annotating video gestures

I'm looking for a tool for annotating gestures in a video. There are tons of tools for tracking objects in videos, but all I want to do is annotate when gestures start and end in a video, not where ...
2
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2answers
50 views

Data Engineering Stack - collect, transform and visualize geospatial data

I'm making a side project, where I collect geospatial data by web scrapping and from OSM API. I've started with simple Java application, however, I would like to make it as a data flow, purely for ...
2
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0answers
15 views

Tools/tutorials for compiling corpora for NLP experiments?

I have a couple of NLP ideas I want to try out (mostly for my own learning) - while I have the python/tensorflow background for running the actual training and prediction tasks, I don't have much ...
1
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0answers
30 views

What VM should I use? [closed]

So I am starting a project that has some code in it that has to do with machine learning (for example recommender system). At the moment I am thinking that if I want to deploy this application, should ...
1
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0answers
15 views

Is there a way to test out simple filters before committing to coding them?

Is there a way to test out simple filters before committing to coding them? Like if I want to estimate the feasibility of recognizing some features from images. Or to estimate the effort/...
1
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0answers
29 views

App or Service to QA 80,000 classified images?

I've been reviewing services and apps for the past week and my head is exploding. I just haven't found the right one yet, but I know it has to be out there, so I'm turning to the collective wisdom ...
2
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1answer
262 views

Using doccano for Aspect Based Sentiment Analysis annotation

Currently looking for a good tool to annotate sentences regarding aspects and their respective sentiment polarities. I'm using SemEval Task 4 as a reference. The following is an example in the ...
2
votes
1answer
35 views

Tool for clustering and cleansing data set

I have a large-ish data set (400K records) composed of two fields (both strings). I am looking for a tool that will enable me to cluster the data e.g. around the first column, either using exact ...
6
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2answers
512 views

Is Keras a fancy tool or is it actually helpful in research or both?

I’m in second year of my PhD in a environmental-science laboratory and there aren’t many experts on machine learning here. In one part of my research I should use a multilayer perceptron to build a ...
2
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3answers
2k views

Is there any augmentation tool for images and bounding boxes?

I don't have a lot of training data and I'm looking for some tools in python or executable program like labelimg that do some heavy augmentation on images, even better if they also change bounding ...
1
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1answer
63 views

Data Exploration Tips & Tools

I am pretty new to the Data Science world and I am looking for some advices. One of the tasks that I have to do, is to go alone at a customer place for few days/weeks and dig into their data lake to ...
0
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1answer
6k views

Do Data Scientists prefer MACS? [closed]

I see many Data Science (DS) tutorials done on MACS, and many DS blogs recommend MACS as the best developing platform, thus the quote "Data Science is statistics on a Mac" came more than once into my ...
0
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2answers
37 views

Keep track of trainings, datasets eetc

After searching quite some time for it on Google I could not find a sufficient software/toolbox that can manage trainings of neural networks. I thought of a program that combines visualization ...
1
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0answers
18 views

Any Hadoop Tool to Annotate Text

I have large text files on HDFS... I would like to label some text in those files to improve text analysis? Do you know of any tool like that?
10
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7answers
6k views

What are helpful annotation tools (if any)

I'm looking for tools that would help me and my team annotate training sets. I work in an environment with large sets of data, some of which are un- or semi-structured. In many cases there are ...
1
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0answers
107 views

How to find relationships in datasets and predict data

I'm a .NET developer trying to learn more about AI/machine learning. I have a dataset with few variables and known results. I'm looking for a language/framework/tool/approach to analyse the data and ...
1
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1answer
516 views

Tool for designing CNN architectures

I am currently building a (simple sequential) fully convolutional network for an object recognition task. Designing the architecture essentially amounts to choosing kernel size, stride and unit ...
2
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2answers
630 views

Why has Hadoop failed to become popular?

Apache Hadoop was once considered one of the tools you should have as a Data Scientist. Around 2012 to 2014, it gained the popularity steeply among Data Scientists, and seemed to be considered one of ...
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 ...
1
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0answers
17 views

Run queries against results of previously cached queries [closed]

I'm trying to find a tool or workflow that would allow a team to analysis data in multiple steps, where intermediate results are cached. (I'll assume that the raw data is in a relational database and ...
1
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1answer
62 views

How to extract most occuring words based on month & what tool to use?

Hi guys I'm very new to data science, I have intermediate background on programming and have used Pentaho Data Integration tool once for DB migration & data cleansing. Let's say I have this kind ...
1
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2answers
132 views

Visualize changes other time

I am analyzing a population movement pattern and I would like to design a visualization like this one: Is there any tool or language (preferably R) I can use for that purpose? Here is a sample of my ...
1
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1answer
833 views

Best tool for text pre-processing, involving tokenization, lemmatization, stop-word removal, feature vector extraction?

For text processing there are plenty of tools out there like CoreNLP, SpaCy, NLTK, textblob etc. each offering different suites of pre-processing functions and people recommend different tool for ...
2
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0answers
164 views

Tool for visualizing long time series data

I am searching for a software / tool / R package (any of these) that enables easy visualization of a time series. My problem is the following: I have a multiple time series with 7 attributes I want ...
1
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0answers
50 views

Is there a machine learning framework that supports partial evaluation ie can return a function?

Is there a machine learning framework that supports partial evaluation? For example: We train on [model, year, km, ..., colour, price]. Today we call ...
1
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0answers
18 views

What tools are out there to collect participants' browsing and/or search data as part of an experiment?

I'm running an experiment where I need to collect and analyse participants' browsing and search histories. The design of the experiment is similar to an "instrumented user panel", described here:http:/...
2
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3answers
2k views

Is there any book for modern optimization in Python?

I was reading Modern Optimization with R (Use R!) and wondering if a book like this exists in Python too? To be precise something that covers stochastic gradient descent and other advanced ...
56
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8answers
14k views

Why do internet companies prefer Java/Python for data scientist job?

I see a many times in job description for data scientist asking for Python/Java experience and disregard R. Below is a personal email I received from chief data scientist of a company I applied for ...
2
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0answers
124 views

Linux tools to handle large data sets (several TB) [closed]

I come from a physics background that has a very specific tool (ROOT, a C++ toolkit) to handle very large data sets for a very specific purpose. For smaller data sets (MB to GB), I use modules in ...
2
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0answers
11 views

Reusable parameter scans wrapper

In most of my projects, I come up with models and want to visualize how some property $x$ varies as a function of a subset of parameters $p_1$,$p_2$, .. etc. So I'll often end up with figures of the "...
6
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1answer
1k views

How to place XGBoost in a full stack for ML?

Is XGBoost complete by itself for prod-strength machine learning? If not, with which other tools or libs is it typically combined, and how? (I recently read a description of a stack that included ca ...
4
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2answers
2k views

Tool to Generate 2D Data via Mouse Clicking

Often when I am learning new machine learning methods or experimenting with a data analysis algorithm I need to generate a series of 2D points. Teachers also do this often when making a lesson or ...
1
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1answer
102 views

Query related to Matlab Neural Network toolbox

If anyone has used the Neural Network toolbox in matlab, what does the two values in the performance section means? Like considering this image: The performance section has the value 0.484 and 1.32e-...
25
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4answers
9k views

What makes columnar databases suitable for data science?

What are some of the advantages of columnar data-stores which make them more suitable for data science and analytics?
4
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2answers
1k views

Cheat Sheet of UNIX commands for Data Science [closed]

I was looking for a cheat sheet of UNIX commands, which are specifically usable for data science. I mean an introduction to very basic commands (starting from cd, <...
7
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1answer
715 views

Lightweight data provenance tool

One of the problems I often encounter is that of poor data provenance. When I do research I continuously make modifications to my code and rerun experiments. Each time I'm faced with a number of ...
38
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11answers
26k views

Do data scientists use Excel?

I would consider myself a journeyman data scientist. Like most (I think), I made my first charts and did my first aggregations in high school and college, using Excel. As I went through college, ...
51
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10answers
76k views

IDE alternatives for R programming (RStudio, IntelliJ IDEA, Eclipse, Visual Studio)

I use RStudio for R programming. I remember about solid IDE-s from other technology stacks, like Visual Studio or Eclipse. I have two questions: What other IDE-s than RStudio are used (please ...
3
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2answers
11k views

List of used aliases in Tableau

I often get the problem when this or that alias name is already used somewhere, and I can't easily find that variable or aggregation to release the name. Is there some place in Tableau where I can ...
25
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5answers
3k views

VM image for data science projects

As there are numerous tools available for data science tasks, and it's cumbersome to install everything and build up a perfect system. Is there a Linux/Mac OS image with Python, R and other open-...
11
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2answers
369 views

Book keeping of experiment runs and results

I am a hands on researcher and I like testing out viable solutions, so I tend to run a lot of experiments. For example, if I am calculating a similarity score between documents, I might want to try ...
-1
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2answers
905 views

NLP lab, linux or windows and which programming languages? [closed]

I would like to do some data mining and NLP experiments to do some research I have decided to use NLTK or related tools and software Which environment or operating system do you suggest for my ...
6
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3answers
1k views

Summarize and visualize a CSV in Java/Scala?

I would like to summarize (as in R) the contents of a CSV (possibly after loading it, or storing it somewhere, that's not a problem). The summary should contain the quartiles, mean, median, min and ...
2
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0answers
230 views

Making Factual drake work on Windows 7 64-bit

I have installed Drake on Windows 7 64-bit. I am using JDK 1.7.0_51. I tried both using the pre-compiled jar file and compiling from the Clojure source using leiningen. The resulting Drake version ...
-3
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4answers
1k views

Looking for Web scraping tool for unstructured data [closed]

I want to scrape some data from a website. I have used import.io but still not much satisfied.. can any of you suggest about it.. whats the best tool to get the unstructured data from web
10
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4answers
854 views

What initial steps should I use to make sense of large data sets, and what tools should I use?

Caveat: I am a complete beginner when it comes to machine learning, but eager to learn. I have a large dataset and I'm trying to find pattern in it. There may / may not be correlation across the data,...
1
vote
1answer
728 views

Any clear winner for Data Science in Scala? [closed]

I have found a number of libraries and tools for data science in Scala, I would like to know about which one has more adoption and which one is gaining adoption at a faster pace and to what extent ...