Model pre-trained on MS-MARCO (contrastive).

Starting model: jmvcoelho/t5-base-marco-lm-pretrain-2048

Training script: https://github.com/cxcscmu/LongEmbeddingAnalysis/blob/main/scripts/contrastive_pretrain_dr.sh  
T5ForConditionalGenerationRoPE class: https://github.com/cxcscmu/LongEmbeddingAnalysis/blob/main/OpenMatch/src/openmatch/modeling/rope_t5.py