The iceberg query finds data whose aggregate values exceed a pre-specified threshold. To process an iceberg query in sensor networks, all sensor data have to be aggregated and then sensor data whose aggregate values are smaller than the threshold are eliminated. Whether a certain sensor datum is in the query result depends on the other sensor data values. Since sensor nodes are distributed, com...

1 Center for Image Processing and Integrated Computing (CIPIC), Department of Computer Science, University of California, Davis, One Shields Avenue, Davis, CA 95616–8562, USA 2 Applied Numerical Algorithms Group, National Energy Research and Scientific Computing Center (NERSC), Ernest Orlando Lawrence Berkeley National Laboratory, One Cyclotron Road, Berkeley, CA 94720, USA 3 Visualization Grou...

One of the pioneers radioactivity research, Rutherford feared his work would be overlooked—and changed publishing strategies to make sure it wasn’t.

1 Wilde 0. Henley's poems. The Woman's World 1888;3:108-9. (Reprinted in: Lucas EV, ed. A critic in Pall Mall being extractsfrom reviews and miscellanies by Oscar Wilde. London: Methuen, 1919:123-9.) 2 Henley WE. A book ofverses. London: David Nutt, 1888. 3 Cornford LC. William Ernest Henley. London: Constable, 1913. 4 Williamson K. WE Henley: a memoir. London: Harold Shaylor, 1930. 5 Buckley J...

Introducció a la sección monográfica Àgora coordinada por Ernest Cañada Mullor y Enrique Navarro Jurado.