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performance measurement (2 results)
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- AdaRank: A Boosting Algorithm for Information Retrieval
- The goodness of a model is usually evaluated with performance measures such as MAP Mean Average Precision and NDCG Normalized Discounted Cumulative Gain. Ideally a learning algorithm would train a ranking model that could directly optimize the performance measures with respect to the training data. Existing methods, however, are only...
- White papers 2007-05-09
Additional Resources
- Girls are as smart as boys, but tests are getting dumber
- New research published in the journal Science confirms what all of us teachers have known for a long time: girls are just as smart as boys. I hope none of our tax dollars went into that one. A quick quote from the article before I get into the...
- Blog posts 2008-07-25
- Geek Sheet: A Tweaker's Guide to Solid State Drives (SSDs) and Linux
- Is 20th century conventional Winchester multi-platter, multi-head random-access disk technology too quaint for you? Want to run your PC or server on storage devices that consume far less energy than the traditional alternatives? Want a portable or mobile storage unit that will never fail due to G-forces or "crashing?". Looking...
- Blog posts 2008-07-25
- If Xen and KVM are free, why do VMware and Microsoft get all of the press?
- Xen and KVM, like other virtualization tools, can be used as part of a comprehensive datacenter architecture. One of the most important value propositions offered by both of these tools is low initial cost (read "free"). Depending upon the implementation (Citrix, Red Hat, SUSE, Virtual Iron, Oracle, Sun, Qumranet, etc.)...
- Blog posts 2008-07-25
- News to know: 'Spam king' dead; Microsoft's cloud; Dell;
- Notable headlines: Ryan Naraine: Escapee 'Spam King' dead in apparent murder-suicide CBS Denver Video: 'Spam King' Inmate Dies Along With Wife, Daughter Mary Jo Foley: Ozzie foreshadows 'Zurich,' Microsoft's elastic cloud Microsoft to get more 'Apple-like' in PC,...
- Blog posts 2008-07-25
- Dell opts for performance with R5400 data center-hosted desktop
- Dell unveiled its data center-hosted desktop product line on Tuesday. Unlike rivals Hewlett-Packard and IBM, Dell didn't build its solution on blade servers but instead opted for a high performance system using a 2U box called the Dell Precision R5400 Rack Workstation. "By not putting the solution...
- Blog posts 2008-07-24
- We wanna be more like Apple - Microsoft and Ubuntu get ready to fire up the photocopiers!
- We wanna be more like Apple - Microsoft and Ubuntu get ready to fire up the photocopiers!Linux has no marketing.Market share is directly related to marketing. When is the last time anyone saw a Linux commercial?Isn't that the point?You say that Canonical needs to listen more to the "customers" but...
- Discussion threads 2008-07-24
- Microsoft buys DATAllegro
- Microsoft on Thursday said that it will acquire DATAllegro, which makes data warehouse appliances. The purchase is expected to "extend the capabilities of Microsoft's mission critical platform," according to a statement. DATAllegro will ride shotgun with other software to manage data and give the software giant one...
- Blog posts 2008-07-24
- Government, markets and regulation
- Government, markets and regulationJust Another Gov't Program Gone BadFannie Mae was created in the Depression to create liquidity in the mortgage market. Lequidity had been wiped out by the stock market collapse and bank runs.As with all government programs, it just grew and grew and never went away. ...
- Discussion threads 2008-07-24
- Intel launches new chip for consumer electronics
- In its latest bid to expand beyond PCs and servers into industrial and consumer electronics applications, Intel has announced a new family of embedded processors. These chips are not based on the Atom processor already used in netbooks and Mobile Internet Devices MIDs--those versions won't arrive until...
- Blog posts 2008-07-24
- Forrester: Vista is 'New Coke' in the enterprise; Firefox, Apple gain a little
- Forrester: Vista is 'New Coke' in the enterprise; Firefox, Apple gain a littleNew Coke?Actually, given the way it has been and is being sold, is it not the New Kool-Aid?With Vista selling so well already ...... as shown in revenues from the previous quarter, Microsoft can expect to gain substantially...
- Discussion threads 2008-07-24
- Mossberg: MobileMe Is Far Too Flawed To Be Reliable
- Mossberg: MobileMe Is Far Too Flawed To Be ReliableWow, you know it is bad when...You know it is bad when one of your most fervent fanboys tells you to stay away from an Apple service![i]The planned iDisk File Sharing featured was delayed[/i]More vaporware from Apple. Sounds like once again, they've...
- Discussion threads 2008-07-24
- Parallels releases Parallels Server for Mac
- I almost missed Parallels' announcement of Parallels Server for Mac. I didn't speak with company representatives. All I saw was a press release. It was nearly lost in a huge pile of other mail in my inbox. Although there are several virtual machine software products that support...
- Blog posts 2008-07-24
- Nokia 500 Auto Navigation
- First announced at SEMA 2007, the Nokia 500 Auto Navigation system is finally hitting the streets. It's the second portable navigation device we've seen from the Finnish cell phone manufacturer (the first being the Nokia 330 Auto Navigation) and it's a big improvement over the 330. The design is a...
- Product reviews 2008-07-23
- Ego Cup
- With many states recently passing hands-free laws banning the use of handsets while driving, we're seeing a flood of new Bluetooth devices into what is already a pretty crowded market. The Funkwerk Ego Cup is one such device, promising clear calls without fear of a citation. It stands apart from...
- Product reviews 2008-07-23
- Polk PSW111 Compact Powered Subwoofer - Black
- The Polk Audio PSW111 isn't just a very good compact subwoofer, it's a excellent match with the brand's RM and SurroundBar speaker systems. Not that the PSW111 wouldn't jell with other Polk speakers, or those of any other manufacturer, for that matter, but its prime directive is to fill in...
- Product reviews 2008-07-23
- Free the XBOX 360!!!
- Free the XBOX 360!!!"Microsoft-approved"Why shouldn't Microsoft be concerned with the performance of software on XBox?Quoting:Microsoft makes both the hardware and software, and the environment is tightly controlled - only Microsoft-approved software need apply. [End quote]Vista shows that a product's reputation can be affected by the uninterest or mistakes of third...
- Discussion threads 2008-07-23
- Super-duper green computers
- If you think about sheer performance-per-watt potential, it's pretty hard to beat a supercomputer. So any company with gargantuan transaction processing needs might want to scout the latest Green500 list for insight. This list was brought to my attention by SGI, which has 11 entries in...
- Blog posts 2008-07-23
- Delivering nada. Zip. Zilcho. Zero.
- Delivering nada. Zip. Zilcho. Zero.Sub-Contractor High-FiveANY subcontractor who can get millions out of a company and deliver nothing gets my applause.. do you realize how hard it is to keep taking money when you're not really doing anything viable?Maybe Im just twisted, but this speaks a lot more to me...
- Discussion threads 2008-07-23
- Do college degrees get you anywhere?
- Do college degrees get you anywhere?Just another thought...In the sector of work I'm in, I think IT is losing it's "elite" status as a job. With basic IT skills being aquirable with just a few certifications it is becoming less elite and more like a tradeskill not unlike an...
- Discussion threads 2008-07-23
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