Questions tagged [algorithms]

Please note: Requests to recommend an algorithm are OFF-TOPIC; please see the tag wiki for more information.

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Drone land survey path planning

I am working on a drone mission planner app similar to Pix4dcapture and Drone Harmony. Is there any Java/C/CPP library that helps in computing the lawnmower path of the drone given the vertices of the ...
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Legend Required, file handling and web application

I want to code, so that i can and use the content of the file to auto-fill a form on my webpage, including basic info requirements that a resume has. I have used python docx library this far but ...
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algorithm/software which facilitates: cost function + tasks -> schedule

I am looking for any software/algorithm(s) capable of taking a cost function (an equation which evaluates how good the placement of a task is) and a list of tasks. The tasks I want to schedule are for ...
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1answer
36 views

Software to visualize Data Structures and Algorithms?

Is there some website or some software on which I can visualize data structures and algorithms? I have found a visualizer for sorting algorithms on HackerEarth, but I need a visualizer for advanced ...
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7 views

Java software that creates an adjacency matrix for you?

Is there a program where you can enter a 2d array or draw a graph and it will create an adjacency matrix for you?
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36 views

Location triangulation by signal strength

I am looking for a library to help locate devices by triangulation (preferably C/C++, but I could consider other languages). I would prefer open-source, so that I can compile it for different ...
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212 views

Python library for Arabic transliteration, that transliterates to only a-z letters without accents or symbols

Consider this word ميشلين, the correct way to write it in english, is michelline more or less. Using Buckwalter from CLTK , I get my$lyn Using ISO233-2 from that same library, I get myšlyn I'm ...
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236 views

Matrix multiplication on an upper/lower triangular matrix

I am a statistician working on DNA datasets. I am writing an R package, and I will routinely need to perform matrix multiplication on upper-triangular (sparse) matrices that have hundreds-of-millions ...
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28 views

Delaunay Triangulation or EMST function

I am looking for stand-alone code to build the Delaunay triangulation of a set of 2D points. (No constraint, Euclidean metric.) In fact I need it to build a Euclidean Minimum Spanning Tree, so that a ...
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40 views

Algorithms graphics tools

What tools are most useful for creating algorithm and data structure graphics for teaching? I am specifically seeking to have a voice over the graphics running for an algorithm. For example, when I'm ...
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25 views

Recommend a Coding Library to Map a Floor

How does an auto vacuum cleaner map a floor and make sure all area are covered in a cleaning? Any open source Python or JavaScript library to recommend?
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Genetic algorithm framework coded in C++

I'm currently working on an optimization problem using binary integer programming and I want to use a meta-heuristic such as Genetic Algorithm. For that, I'm working with a free optimization tool ...
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1answer
959 views

Open Source APS software (Advanced Planning and Scheduling systems)

I'm searching for a simple APS software as a starting point for a project (industrial field). Where to start? Here some elements: It has to be open-source (no paid solutions). As of today I don't ...
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19 views

Binary search packages

Say I have a finite collection of objects with certain properties, and I want to write software (preferably in Python) that will identify a yes/no question about these properties whose answers are ...
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Point label positioning library for Java development

I develop an Android app in Java which displays points on a map. Every point has a label. Since there can be up to thousands of points on the map, the labels tend to overlap on the screen, especially ...
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340 views

Paving / Advancing Front Quad Mesh Algorithm Implementation in C# Code or Unity Importable Library

I'm developing a game in Unity, and have hit a snag with a step I wasn't expecting given the amount of research done on the topic. I'm in need of a block of code or a library that performs the ...
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Multi bin packing

I need a library or software (free or paid) to do multi bin packing: Inputs: several boxes (WxHxD) and their weight several containers (WxHxD) and their maximum weight Output: minimum number of ...
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32 views

What set of tools can I use to create algorithms independent of programming languages?

Having in mind Entity System (ES), that is a great step towards pluggable ends (like a graphics engine, etc), I wonder if someone managed to create code in an algorithm only way, that would easily let ...
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2answers
34 views

Software to merge CSV files with true/false columns if entry is present

I have multiple separate CSV files that are just a single column list of email addresses, where each file represents a 'tag' associated with that email. I'd like to merge them into one CSV file, such ...
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2answers
54 views

Intuitive tool to filter multiple CSV files or multiple columns in one CSV file with complex IF requests

I have a large email list I broadcast to, where each subscriber has multiple tags. My email broadcast system lets me download each tag as a separate CSV file containing all tagged email addresses* and ...
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353 views

Double Ratchet Algorithm (Axolotl) implementations

I'm looking for libraries that implement the Double Ratchet Algorithm (known also as Axolotl). So far I've found the following: https://github.com/wireapp/proteus https://whispersystems.org/docs/ ...
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79 views

Is there any framework algorithm development (testing / benchmarking)?

In relations to posts like TDD like approach to Algorithmic problems, is there any framework that can be used for developing algorithms (where by "framework" I meant some sets of utilities that can ...
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35 views

What is the best algorithm/library to use to detect vehicles in an image/video?

I have used opencv to train HAAR cascade, and I implemented it with opencv-java and found out that it gives false positives and its only good for face recognition. There is HOG descriptor, but ...
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1answer
46 views

DSA provider for java

What I want A DSA encryption and decryption provider for java. requirements 1-provides encryption and decryption with DSA: I don't need key generation because the official(and openjdk) provides ...
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0answers
73 views

Very simple ordered set (or pack) implementation in C

I am looking for a simple ordered set library (function, code sample) in C (NOT in C++). It should be based on some balanced tree or similar O(log(n))-based algorithm, hashes aren't okay. The ...
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36 views

Frameworks/libraries that help turn 3D data into 2D shapes

Just like you can take a cube and flatten it into 6 sides, I'd like to take a digital 3D model of a human and cut it into flat shapes (think sewing patterns) with the help of a high-level framework/...
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0answers
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Fixing drifting and warping in tissue samples

I've got a set of slides that have been imaged under a microscope. The tissue on the slide floats on a water bath prior to being picked up by the glass. For example: In this image, you can see how ...
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0answers
291 views

Doubly linked list visualization

So, I was coding a doubly linked list & wanted to swap two adjacent nodes. I was coding things like node->next = node->next->next and node->next->prev = node and it wasn't working ...
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What tools and/or stack options do I have for an automated underwriting engine?

I'm about to embark on a project which will involve receiving a high-volume of financial securities (example: real estate "notes") via a high-speed data feed / api and applying a one or more pre-...
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53 views

Visualizing the Bayes-ball algorithm

I am looking for a program that can: allow me to define a probabilistic graphical model can show how the Bayes-ball algorithm work when testing conditional independencies, i.e. show how the rules for ...
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0answers
97 views

Shortest common supersequence solver in JavaScript

This question is closely related to this one. I am looking for a JavaScript implementation for a Shortest common supersequence solver. Do you have any pointers to libraries or other resources that ...
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1answer
59 views

ID3 tagging software with grammar-aware title casing algorithm

Almost every piece of ID3 tagging software includes "dumb" title casing functionality ("title of the song iii" becomes "Title Of The Song Iii" rather than "Title of the Song III"); to produce a ...
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2answers
682 views

Gender-Recognition API

Does anyone know of any API's out there that can determine gender based on a few of the following: Name Username Posts/Text/How they Talk Location Profile Description Picture Or if such an API ...
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1answer
143 views

Program to display the steps of the simplex algorithm

I am looking for a program having the following features: can display all the steps of the simplex algorithm applied to a given linear program has a GUI to write down the linear program we are ...