(West Lafayette)International Symposium on Machine Processing of Remotely Sensed Data International Symposium on Machine Processing of Remotely Sensed Data 4th Annual Symposium on Machien Processing of Remotely Sensed Data Symposium on Machien Processing of Remotely Sensed Data (1989)International Symposium on Processing of Complex Ores Digital image processing of remotely sensed data (Manila)International Symposium on Remote Sensing of Environment (San Jose)International Symposium on Remote Sensing of Environment