Mahout currently has
Collaborative Filtering
User and Item based recommenders
K-Means, Fuzzy K-Means clustering
Mean Shift clustering
Dirichlet process clustering
Latent Dirichlet Allocation
Singular value decomposition
Parallel Frequent Pattern mining
Complementary Naive Bayes classifier
Random forest decision tree based classifier
High performance java collections (previously colt collections)
A vibrant community
and many more cool stuff to come by this summer thanks to Google summer of code
CrossRef is an independent membership association, founded and directed by publishers. CrossRef’s mandate is to connect users to primary research content, by enabling publishers to work collectively. CrossRef is also the official DOI® link registration agency for scholarly and professional publications. Our citation-linking network today covers tens of millions of articles and other content items from thousands of scholarly and professional publishers.
The Fresnel Vocabulary for RDF provides a way to write down a set of instructions for transforming RDF statements into HTML for display. For some time, the ORDF library has included two implementations of Fresnel, one in JavaScript and one in Python. Recently added is a command line tool, simply called fresnel, for rendering HTML documents given a lens and an RDF graph.
Ovid LinkSolver is a comprehensive, OpenURL resource linking solution that expands the power of linking to a wide variety of internet resources through the LinkSolver Administrative Tool.
So schreibt z.B. ein Nutzer (leider ohne Quellenangabe, anscheinend aus dem Buch Aufbrechen: warum wir eine Exzellenzgesellschaft werden müssen von Gunter Dueck)
Interessant: “Die IBM-Bibliothek ist abgeschafft worden. Man hat berechnet, dass die meisten Bücher nie angefasst werden. Es ist billiger, sich Bücher bei Bedarf von Amazon schicken zu lassen, und zwar jedes einzelne Mal, wenn man in ein Buch schauen will. [...] Allein die Bibliothekarin kostet mehr als alle Amazon-Rechnungen zusammengenommen.”
Ich schreibe eigentlich gar nichts direkt in Facebook, meine Einträge werden aus verschieden Quellen bei Friendfeed gesammelt und das Ergebnis in Facebook aggregiert. Allerdings muss man dann auf Friendfeed die Quellen entsprechend zusammenstellen
Expect to see an emphasis on the scholarly and research implications of the acquisition. I’m no Ph.D., but it boggles my mind to think what we might be able to learn about ourselves and the world around us from this wealth of data. And I’m certain we’ll learn things that none of us now can even possibly conceive.
ZXing (pronounced "zebra crossing") is an open-source, multi-format 1D/2D barcode image processing library implemented in Java. Our focus is on using the built-in camera on mobile phones to photograph and decode barcodes on the device, without communicating with a server. We currently have support for:
* UPC-A and UPC-E
* EAN-8 and EAN-13
* Code 39
* Code 128
* QR Code
* ITF
* RSS-14 (Stacked and Limited)
* Data Matrix ('alpha' quality)
* PDF 417 ('alpha' quality)