Here you can compress Excel XLS, XLSX, XLSM and ODS files
online and reduce their
file size of up to 90% the original size.
Just select the Excel file (max 50MB) to compress and wait.
| Phase | Dataset | Size | Modality Mix | Key Techniques | |-------|---------|------|--------------|----------------| | | Open‑MultiModal (text, image, audio, sensor) | 12 TB | 40 % text, 30 % image, 20 % audio, 10 % time‑series | Large‑scale masked modeling, contrastive learning, curriculum scheduling | | Graph Pre‑training | Dynamic‑KG (public knowledge graphs + synthetic events) | 1 B edges | Heterogeneous (entity, relation) | Edge‑mask prediction, sub‑graph contrastive loss | | Fine‑tuning | Domain‑specific (e.g., MIMIC‑IV for healthcare) | 500 GB | Domain‑dominant | Multi‑task loss re‑balancing, label‑smoothing, knowledge‑distillation from teacher models |
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