Semantic Operators and Their Optimization: Enabling LLM-Based Data Processing with Accuracy Guarantees in LOTUS

Authors

• 1. Liana Patel (Stanford University)
• 2. Siddharth Jha (University of California Berkeley)
• 3. Melissa Pan (University of California Berkeley)
• 4. Harshit Gupta (Stanford University)
• 5. Parth Asawa (University of California Berkeley)
• 6. Carlos Guestrin (Stanford University)
• 7. Matei Zaharia (University of California Berkeley)

@article{patel_vldb25,
        title = {{Semantic Operators and Their Optimization: Enabling LLM-Based Data Processing with Accuracy Guarantees in LOTUS}},
        author = {Patel, Liana and Jha, Siddharth and Pan, Melissa and Gupta, Harshit and Asawa, Parth and Guestrin, Carlos and Zaharia, Matei},
        journal = {PVLDB},
        series = {{VLDB} '25},
        volume = {18},
        number = {11},
        pages = {4171--4184},
        doi = {10.14778/3749646.3749685},
        url = {https://doi.org/10.14778/3749646.3749685},
        year = {2025}
}

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