Questions tagged [Clustering] (61)

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How to cluster users in recommendation systems use to detect attacks?

Good day! Interested in the question of how to identify suspect accounts with clustering users to their scores (low or high) are not counted in Recommender systems. Enough information to separate users according to their interests, but can not find how to understand these are real people or this attack (for example, someon...
maya.Kut asked April 19th 20 at 12:22
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Question for SPSS Statistics: who knows?

When conducting clustering k-means do not change the initial cluster centers when you rerun the procedure? How to fix it to achieve sustainable results (in theory the method is sensitive to the starting (reference) points.
Kadin_Schneide asked April 2nd 20 at 15:40
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Clustering of SMS messages and receiving a variable of each cluster. What are the solutions?

There is a selection of SMS messages. The task is to make these reports a regular expression. Texts can be entirely on different themes and some certain patterns are not present. I broke the task into two. The first is clustering. The second - generation of regular expressions for each cluster. For clustering using an algor...
kade.Fadel68 asked April 1st 20 at 16:56
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Some applications of cluster analysis in the industry?

Please give me real examples of the application of cluster analysis in the industry.
Angelo73 asked March 31st 20 at 15:58
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Don't understand how to communicate with the word2vec Algorithm minimum spanning tree (MST)?

Dataset collected from 1.3 million documents. Drove through the word2vec algorithm. Using MST I want to cluster the documents.import pandas as pd import gensim.models.word2vec as w2v import networkx as nx import matplotlib.pyplot as plt df = pd.read_excel('history_of_groups_by_user.xlsx', header=None, encoding='windows-125...
Hailey14 asked March 24th 20 at 15:08
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Corosync loaded the CPU to 100% when one node fell off. How to fix?

Good day! My first experience with Corosync+Pacemaker. The heartbeat installation on the manual. Put a bunch of pacemaker/corosync on https://habr.com/ru/company/postgrespro/blog/359230/ without PostgreSQL though. So, a bunch of CentOS 7 x 4 servers in different data centers. Between OpenVPN and network 172.16.172.0/24. No...
Skyla_Jaskolski asked March 23rd 20 at 20:32
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As clustering photos by faces?

Are there any command line utilities or free software to classify personal photo archive on individuals? To merge all your photos in the cloud does not allow paranoia
trisha.Johnson asked March 19th 20 at 18:43
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Why the performance of the servers in the cluster below?

Hello. Set up on the basis of copies of the original web server of the web cluster Bitrix instructions. 4 VDS servers: mgmt+web, db master, db slave, memcache. Each server is 8 GB + 4x2,4 GHz + SSD (TimeWeb). Timings between servers minimum, all servers are tuned for maximum performance, the storage of temporary tables in t...
Eve asked March 19th 20 at 08:37
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What SSO options are available in Linux cluster?

What options Single-Sign-On is available for a Linux cluster?
Johnpaul.Au asked March 16th 20 at 21:39
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Do I need to bind to the same type of servers when the cluster is created?

Good afternoon. Tell me naswebsite the subject person. Do you have any recommendations for Vendor lock (all servers from one manufacturer) or a Hardware Lock (all servers with one filling on the CPU/RAM/HDD) servers when the cluster is created?
jarrod_Gaylord asked March 16th 20 at 14:04