3. The system of claim 2 , where said fixed quantity processing unit comprises an observed term collection unit for collecting terms included in said observed information object, depending on their weighting.
3. The system of claim 2 , where said fixed quantity processing unit comprises an observed term collection unit for collecting terms included in said observed information object, depending on their weighting. 4. The system of claim 3 , where said observed term collecting unit collects said terms depending on the usage frequency/importance of said terms of a mother data included in said observed information object.