nearest-neighbor

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How to bucket locality-sensitive hashes?

I already have the algorithm to produce locality-sensitive hashes, but how should I bucket them to take advantage of their characteristics(i.e. similar elements have near hashes(with the hamming dista[详细]

2023-03-16 08:24 分类：问答
Does anyone know of a free Neighborhood Database? [closed]

Closed. This question is seeking recommendations for books, tools, software libraries, and more. It does not meet Stack Overflow guidelines guidelines. It is not currently accepting answers.[详细]

2023-03-13 10:09 分类：问答
What data do I need to implement k nearest neighbor?

I currently have a reddit-clone type website. I\'m trying to recommend posts based on the posts that my users have previously liked.[详细]

2023-03-09 16:52 分类：问答
Finding elements within distance k from a matrix

Given a n*n matrix and a value k, how do we find all the neighbors for each element? for example: in a 4*4 matrix, with k=2[详细]

2023-03-06 15:58 分类：问答
knn density estimation R [closed]

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers.[详细]

2023-03-02 09:57 分类：问答
Nearest neighbor search in Levenstein-distance-like metric

I have a set of words (a \'dictionary\'), and I have to find the closest word from the dictionary, given a new word. (I am using \'word\' as a keyword, as it is actually a variable length sequence of[详细]

2023-03-01 00:05 分类：问答
Nearest neighbors in high-dimensional data?

I have asked a question a few days back on how to find the nearest neighbors for a given vector. My vector is now 21 dimensions and before I proceed further, because I am not from the domain of Machin[详细]

2023-02-28 04:29 分类：问答
pl/sql code for nearest neighbor query without index for a table with point data in oracle

i am trying to build a procedure to obtain k nearest neighbor points to a point with a selected ID. I need to do this without using any spatial locator features like sdo_geometry or nn.[详细]

2023-02-22 10:32 分类：问答
from recursion on tree to iterative on array (kd-tree Nearest Neighbor)

I\'ve got a recursive function (on tree) and I need to make it work without recursion and representing the tree as an implicit data structure (array).[详细]

2023-02-20 18:57 分类：问答
Get the nearest node from a coordinate in openstreetmap database

I have for example a coordinate: 41,791063, 12,6923072 and I want to find the nearest node in the OSM DB[详细]

2023-02-18 13:46 分类：问答