Complex sentence: It was at this time that Miller met Larry Shepp, developing a friendship that continued throughout Miller's career, with Miller visiting Bell laboratories Mathematics group several times speaking on random branching processes for language modelling and jump-diffusion processes for inference in hybrid parameter spaces.
Split into simpler sentences: It was at this time that Miller met Larry Shepp, developing a friendship that would continue throughout Miller's career. Miller visited Bell laboratories Mathematics group several times speaking on random branching processes and jump-diffusion processes for inference in hybrid parameter spaces.