# Questions tagged [algorithms]

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### Linux software protection tools

I am looking for tools that can protect Linux software, as below: Make the reverse engineering of the software difficult so that the hacker cannot get the algorithm from it easily. Prevent the ...
• 101
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### Is there a good, developed typescript library for data structures and algorithms (similar to C++ STL)

I am building a backend server application in nest.js (A progressive node.js library). nest.js uses typescript, and I need to implement some sophisticated algorithms in the server. Instead of coding ...
• 101
1 vote
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### Is there a tool online to do the A* algorithm for a user-inputted tree?

I'm learning about various path algorithms at the minute. I found this tool really useful for learning alpha-beta pruning. I'm able to build a tree from a past exam paper, try to prune it myself, and ...
• 111
1 vote
16 views

### 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 ...
1 vote
8 views

### 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 ...
111 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 ...
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?
• 101
1 vote
43 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 ...
685 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 ...
• 2,140
1 vote
511 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 ...
• 111
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### 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 ...
• 169
1 vote
41 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 ...
• 119
1 vote
26 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?
• 111
1 vote
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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 ...
1k 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 ...
1 vote
21 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 ...
• 151
23 views

### 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 ...
• 1,041
1 vote
624 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 ...
• 11
1 vote
27 views

### 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 ...
• 165
1 vote
40 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 ...
1 vote
48 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 ...
• 131
1 vote
119 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 ...
• 131
436 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/ ...
• 131
86 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 ...
• 151
36 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 ...
• 101
1 vote
99 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 ...
• 189
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### 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 ...
• 782
1 vote
38 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/...
• 111
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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 ...
• 121
428 views

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 ...
1 vote
19 views

### 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-...
• 111
114 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 ...
• 191
68 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 ...
• 454
707 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 ...
• 163
1 vote