Volker Roth Bernd Fischer The <i>kernelHMM</i> : Learning Kernel Combinations in Structured Output Domains. 436-445 2007 conf/dagm/2007 DAGM-Symposium http://dx.doi.org/10.1007/978-3-540-74936-3_44 db/conf/dagm/dagm2007.html#RothF07