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11 hours ago by Richard Florida

Jane Jacobs and Robert Lucas long ago argued that the clustering and density of talented people is a key driver of innovation and economic growth. A new study, “Productivity and the Density of Human Capital,” by Jaison Abel of the NY Fed, Ishita Dey of the University at Buffalo, and Todd M. Gabe of ...

Creative Class - creativeclass.com/creative_class · Rank: 6,301 · 212 references

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2 days ago by Suresh

(this is part of an occasional series of essays on clustering : for all posts in this topic, click here ) k-means (also known as Lloyd's algorithm) is probably the most well known clustering algorithm, and as such, deserves some discussion of its own. We've already seen that it's part of the "I don' ...

The Geomblog - geomblog.blogspot.com · Rank: 24,302 · 56 references

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3 days ago by demonstrate

by Nguyen Xuan Vinh, Julien Epps and James Bailey One problem in clustering is how to measure two clustering result. E.g. given two clustering results, which one is more closed to the true clustering? There are many analytical methods, including Rand Index (RI) and Adjusted Rand Index (ARI). They ar ...

Paper Scanner - paperscanner.blogspot.com

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4 days ago by admin

Every time we find more options available when making something. Initially everything seems easy, but a process with many steps, or an interaction with many options, can the user to get lost. Having many options is in most cases positive, but we should know when we should offer it. Challenge Simplif ...

simplizzity - saleiva.mindlezz.net

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5 days ago by M.Varone

I’ve already written many times about automatic categorization, but it’s such a complex topic with plenty of different aspects, and although it may seem simple to the general public, I think that it’s worth discussing once again (and again in the future.) This time I would like to focus on the categ ...

Cogito - expertsystem.net/blog · 8 references

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7 days ago by Suresh

(this is part of an occasional series of essays on clustering : for all posts in this topic, click here ) Any clustering problem starts with a data set. And you can basically tell what algorithm you're going to need by asking, 'what structure do I have on the data ?'. The bare minimum you need is so ...

The Geomblog - geomblog.blogspot.com · Rank: 24,302 · 56 references

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9 days ago by Bill

With help from the Apache HTTPd docs, the Apache Tomcat docs, and lots of Google-help, I've set up a failover-friendly load balanced server pair that seriously ups our game in terms of high availibility, and boosted performance as a by-product. Background (skip this if you just want to get to the se ...

bhansley - bhansley.blogspot.com · 1 reference

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9 days ago by rrustema

Voor het kunnen testen van het spel hebben de twee programmeurs een database nodig met onderwerpen die door verschillende spelers zijn toegevoegd. Op basis daarvan kan de clustering van spelers, onderwerpen en het toekennen van sleutelwoorden getest worden. In de maand juli zal ondergetekende allerl ...

Democratiespel.nl - democratiespel.nl/blog

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9 days ago by Manpreet Singh

Before Install Create at least one new Active Directory account for SQL Server. This is best practices, and a popular shortcut is to run all of the database servers under the same service account. I’ve run into two problems with this approach. First, I’ve had a sysadmin repeatedly fat-finger the ser ...

CrazySQL - crazysql.wordpress.com

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10 days ago by Suresh

Clustering is one of those areas that epitomizes the 'ooze' principle in data mining: it's 3 miles wide and an inch deep. Every year, copious ink get spilt on some clustering method or another, and yet it's not really clear what key ideas are driving the field forward. I ran a seminar this spring on ...

The Geomblog - geomblog.blogspot.com · Rank: 24,302 · 56 references