Columbia University of New York has received US Patent No. 7,277,574, “Methods and systems for feature selection.” The patent claims methods and systems for feature selection, data classification, retrieval, and segmentation. Parts of the patent are directed to methods and systems for complement sort-merge tree, fast-converging sort-merge tree, and multi-level feature selection. According to the patent, methods can be used for selecting features in text, images, audio, video, gene microarray data, and handwriting.

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Technology Review reports that researchers in the US have used CRISPR to modify a number of human embryos.

By introducing genes from butterfly peas and Canterbury bells, researchers in Japan have developed a blue chrysanthemum, according to NPR.

Plant researchers plan to sequence some 10,000 samples that represent the major plant clades, ScienceInsider reports.

In Nature this week: a Danish reference genome, and more.