Up Steps

Bottom-Up ILP Using Large Refinement Steps

The LogAn-H system is a bottom up ILP system for learning multi-clause and multi-predicate function free Horn expressions in the framework of learning from interpretations. The paper introduces a new implementation of the same base algorithm which gives several orders of magnitude speedup as well as extending the capabilities of the system. New tools include several fast engines for subsumption...

The Ninth Largest Economy Steps Up

L last year, while some 195 nations prepared to meet in Doha, Qatar, for the 18th Conference of the Parties of the United Nations Framework Convention on Climate Change, the ninth largest economy in the world took a significant step toward achieving its own ambitious greenhouse gas reduction goals. I am referring to the CO2 cap-and-trade allowance auction held by the state of California (which ...

Alberta steps up recruitment of foreign professionals.

CT angiography steps up role in interventional planning

CT angiography is playing an increasingly important role in planning for cardiovascular interventions. Improvements in spatial and temporal resolution, scan times, and scan range-together with advanced image postprocessing-have made CTA a critical tool for identifying patients in need of invasive therapy and for mapping out the best percutaneous or surgical approach. In some cases, CTA provides...

Cancer prevention: epigenetics steps up to the plate.

The fields both of cancer prevention and epigenetics have matured to a point where their intersection deserves sustained attention. There now is strong evidence for an epigenetic component of early neoplasia, and data on the cancer preventive properties of epigenetic modulation are emerging. With preclinical proof of principle at hand, the challenge is to translate these epigenetic findings int...