Questions tagged [search]
This tag is for questions about search algorithms, tools, and technologies.
20
questions with no upvoted or accepted answers
5
votes
0
answers
319
views
Rabin-Karp algorithm implementation
This code uses the Rabin-Karp algorithm to compare two text files. It takes a few minutes when both files contain around 1000 words. How can it be improved?
...
- 51
4
votes
0
answers
70
views
Array Search Algorithm
Recently, I've been experimenting with an array searching algorithm that I'm not sure I've seen anywhere (minor references here).
I'm still not fully-learned on how to state the efficiency of what I'...
- 141
4
votes
0
answers
147
views
Improved Knuth-Morris-Pratt over a source of indeterminate length
Following the successful review of my previous implementation.
Please review my new, generic implementation of the Knuth-Morris-Pratt algorithm. Its modified to search a source of indeterminate ...
- 539
4
votes
0
answers
294
views
Solving Sudokus in Scheme Using Simulated Annealing
This program's purpose is to solve sudokus using simulated annealing. It first fills all the 3x3 blocks in the sudoku such that every block is filled with 1-9. It also builds a list of pairs of ...
- 175
3
votes
0
answers
293
views
reverse recursive search on an object with javascript - like tree search
I implemented a tree search with JavaScript.
It has below basic rules.
It will search over an array of objects which has recursive(like fractal)
If it found a according data in a leaf(the final ...
- 321
3
votes
0
answers
244
views
Fastest way to build string feature vectors Python
I have a list of strings to search along with a list of words and want to produce boolean feature vectors indicating presence of each word within the strings. What is the fastest way to build these ...
- 131
3
votes
0
answers
131
views
Filtering search results for apartment and car rentals
I am developing an app which is somewhat similar to airbnb. There are two search function, one for searching apartment and other for searching car rental. When searching apartment, the result page ...
- 211
3
votes
0
answers
1k
views
Moving from Solr (Sunspot) to ElasticSearch (Tire), Review needed
I would like a review regarding the following code in which I index and search the City model. Currently both solr (with sunspot gem) and elaticsearch (with the tire gem) are show. I am migrating from ...
- 131
2
votes
0
answers
173
views
2D Array Word Search: Complexity and Optimization
🧩 Objective
Determine whether a given word is contained in a 2D Array word search.
🔎 Question
1. What are the time and space complexities of the current algorithm?
Time complexity
Linear: \$O(2(r * ...
- 239
2
votes
0
answers
132
views
2
votes
0
answers
433
views
String search function in typescript/angular
I'm trying to return a list of objects called orders based on a string search that the user enters. orders has a ...
- 21
2
votes
0
answers
421
views
React widget to display, sort and search remote data
I've created a React widget that pulls data on crypto-token pairs from a remote API and makes that data sortable by headers and searchable.
You can view a demo of it here.
Is this a maintainable way ...
- 121
2
votes
0
answers
2k
views
C++ implementation of Monte Carlo Tree Search with Python wrapper
Important
Prebuilt Python Extensions built for Python 3.6
Includes Python f-strings (3.6+)
Complementary GitHub link
https://github.com/thejhonnyguy/CPyMCTS
Notable: Previous attempt with stock ...
- 501
2
votes
0
answers
262
views
Search GitHub users when text field changes in Kotlin Android app
Problem: Search for users by their name using the GitHub API (sorted by the number of followers) and display the results in a RecyclerView.
Implementation: Hitting the GitHub API every time when user ...
- 121
2
votes
0
answers
90
views
Query for searching for the best transportation
I made a website where is possible to search for the best transportation from a place to another. For instance, if I need to go from Berlin to Bremen, the website will search in its internal database ...
- 21
2
votes
0
answers
99
views
How to increase concision and performance in a function to retrieve sentences where keywords match?
I'm building a text search system for a web application in PHP. I wrote this function that gets the sentences of the text which contains the keywords used by the user and also highlight them (well, ...
- 121
2
votes
0
answers
80
views
String matching
I recently came across a lecture on DFA. I tried to use it to determine whether a given 'search string' is found in the 'input string'. Please tell me if there is a better way.
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- 261
1
vote
0
answers
354
views
Fast text search in Rust
I have a large file that I want to search for text as fast as possible. There is not a memory contraint, so I am loading the entire file into memory so that I can use the rayon parallelism crate in ...
- 1,333
1
vote
0
answers
1k
views
Excel VBA - searching PDF using FindText three times per doc
It takes a very long time for some files to be searched. I need to do this with 1000+ PDFs. It seems to be held up during the FindText operation. Any suggestions?
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- 31
1
vote
0
answers
578
views
Setting up a global site search using typeahead
I've written a "clever" bit of javascript that sets up typeahead and bloodhound for use as a global search facility.
To make this even more clever, I've stashed a date for when the search JSON that ...
- 319