{"items":[{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-12-15 20:10:25.578Z","domain":"sigmoid.social","followerCount":18,"followers":"https://sigmoid.social/users/svm/followers","following":"https://sigmoid.social/users/svm/following","followingCount":45,"icon":"https://cdn.masto.host/sigmoidsocial/accounts/avatars/109/305/508/914/409/882/original/16f279cb46ccfa98.png","id":"1g4iupm9grp32rz","inbox":"https://sigmoid.social/users/svm/inbox","iri":"https://sigmoid.social/users/svm","isLocal":false,"last_fetched":"2026-02-11 20:44:57.212Z","outbox":"https://sigmoid.social/users/svm/outbox","preferred_username":"svm","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAo1CKCHtJMndSdR5GPmiY\n259jHfUQZEUrVvVUsav2ErPveZz1bI44vu+2RVzM2yy9Oc8GqYXEmNgOZAuhasJW\nJqmfXvMGrWIIVT5Qm+UawR+gA2XMv6PmkKZOY2wbJ+7fDkUn1VrduPBiJjomm2TI\nKJYIVEjyd2E/SAhgU4/PhlcCIuNKij/0r4OQ3nkS4qzweW4iWwfuh96O8bZjL55B\ngsTrVeGWrMG5RcgaN7Li2X44S5OUkPL8nviSE3oK65fMYvP81WR9LlSizjsnelqT\nVf7FQ+cs1PEs8bTH42CIlgBIyfNktehFc3yiRRmAgWjjadp2UuFdDMbSuEqSC/bo\nPQIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-08 00:00:00.000Z","summary":"

Ph.D. student at LTI, CMU.
Previously Google Research, Adobe Research, and IIT Roorkee.
Working on limited labeled data, multiple tasks, and non-stationary data distributions (Lifelong/ Continual Learning, Transfer Learning, Meta-Learning, Multi-Task Learning).

","updated":"2026-02-11 20:44:57.213Z","user":"","username":"Sanket Vaibhav Mehta"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-10-27 10:52:27.881Z","domain":"hci.social","followerCount":3072,"followers":"https://hci.social/users/jbigham/followers","following":"https://hci.social/users/jbigham/following","followingCount":1156,"icon":"https://storage.googleapis.com/hci-social-storage/accounts/avatars/108/280/517/522/446/278/original/a779674d87ba92d5.png","id":"6j6cqw84ksk2p0z","inbox":"https://hci.social/users/jbigham/inbox","iri":"https://hci.social/users/jbigham","isLocal":false,"last_fetched":"2026-02-11 20:44:57.609Z","outbox":"https://hci.social/users/jbigham/outbox","preferred_username":"jbigham","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtBHqBpJZ2jE7ZtYX+pNt\nWmHv0QvY6AfrXe/A01NISiRYFYaA6CevXA8kAJk0uTv4Y2kIfgKj9Iq6MBTlOOfJ\nMD3OWSOcr9n5vVj/Aol5/7Ci1/G+SITb3Qpm8Qs1SHVI304D/YVUVU6KlmxBPDyi\nLdVmHFotrV98Ymwg+pHMXqgIKiCa202aCiWgqikwPvV1RurK1705Efh6/YJHtBvt\nm+q7XpABEjBlmwPxzFwlicpnoNN6fj/n87Bhm/wJhR4safvnk1DxePMT/2Zc4Isb\nqXmLlOxPKweACiXWn7JmrKWaYBFvDCtwOL6txAZhtVNKo3WlRmEDcqjFbZC8E6rV\n6wIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-05-11 00:00:00.000Z","summary":"

Professor of HCII and LTI at CMU SCS. #hci, #a11y, #dialog, #nlp. AI/ML. #yinzfluencer of 4 kids. aspire to exceed my attention-seeking pattern regurgitating machine colleagues.

","updated":"2026-02-11 20:44:57.610Z","user":"","username":"Jeffrey P. Bigham 🔥🔥"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-10-28 20:46:38.971Z","domain":"sigmoid.social","followerCount":2840,"followers":"https://sigmoid.social/users/hal/followers","following":"https://sigmoid.social/users/hal/following","followingCount":87,"icon":"https://cdn.masto.host/sigmoidsocial/accounts/avatars/109/291/158/602/422/499/original/5621f6dc0ca5689a.jpg","id":"pvt80h9axy5dbqz","inbox":"https://sigmoid.social/users/hal/inbox","iri":"https://sigmoid.social/users/hal","isLocal":false,"last_fetched":"2026-02-11 20:44:57.649Z","outbox":"https://sigmoid.social/users/hal/outbox","preferred_username":"hal","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1BvHwe19KkOsCOoHre0b\nJCEPLqW44W4DgWm6/Fz6mIUGvUHPQcFp6tMRPM+9PgkQNbhSLjAiHUl19XCbxlCk\nytMFPBNN3xB7+urYwtdUfTKIGMkmsVq8qCZY7DlTtlaNNu+Go4acoinCvnUdMzM3\nRlGCsfSkPzt6oRIpGcalgVyi0lHmCYwMkQVycPxdHAvRPGWvxuRiI5h0kN5nTeVm\n0f7g49RNi18GALLEboQo4EUDaov584A+vg5Z3h4t5jX0fo1DnnIlZksZ9yITqYEa\ngXrhy7iY4GsX9RdFdVibRXOOFn1MYnvCQqdG3ElWSSoW9RA1uOOalWTaldJ9Jdty\nHQIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-05 00:00:00.000Z","summary":"

Natural language processing, machine learning, AI prof at UMD CS, member of CLIP & HCIL; Researcher Microsoft Research NYC. Views my own. Fun: 🧗🧑‍🍳🧘⛷️🏕️ he/him. Was @haldaume.

","updated":"2026-02-11 20:44:57.650Z","user":"","username":"Hal Daumé III"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-10-13 14:32:42.180Z","domain":"sigmoid.social","followerCount":8273,"followers":"https://sigmoid.social/users/Riedl/followers","following":"https://sigmoid.social/users/Riedl/following","followingCount":431,"icon":"https://cdn.masto.host/sigmoidsocial/accounts/avatars/109/288/522/604/558/266/original/6c7b2f8b1bdc4e68.jpg","id":"y5022b87b4j5ymp","inbox":"https://sigmoid.social/users/Riedl/inbox","iri":"https://sigmoid.social/users/Riedl","isLocal":false,"last_fetched":"2026-02-11 20:44:57.684Z","outbox":"https://sigmoid.social/users/Riedl/outbox","preferred_username":"Riedl","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAufpF0VnVkSLiOR2/O3/A\nbYQw62gNHQMgCY7IZox/D6bnkVT5vIVhvQXtjvnYyvouzzYDJWl/Kzi/eAyDhUNn\nOLgHPtwEQixJrvaan+UUtnAiBcq6zQlkMQjmI10fN93yxhvu3zzmFE6yD2MpUyQ7\n74QBn11fJPyMZM4zwDV69vzZP53wV2WPi8pptabRiUJg3cFmEtSl8n33RkqA96lU\nhC5pG8OJvnYkK/SJrZOnWYm6IQsjWJGgEff0HGVq741yeXGdNFzGKakpgZg8WJ4E\nSu0Bt7TYIg+GpqGV2Bd7hNdo0fck9vkLyjVDv7Q99odU43s4XkNWOKL5o4/oNSWM\newIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-05 00:00:00.000Z","summary":"

AI for storytelling, games, explainability, safety, ethics. Professor at Georgia Tech. Associate Director of the Machine Learning Center at GT. Time travel expert. Geek. Dad. he/him

","updated":"2026-02-11 20:44:57.685Z","user":"","username":"Mark Riedl"},{"collectionId":"pbc_1295301207","collectionName":"activitypub_actors","created":"2025-10-26 20:56:15.131Z","domain":"sigmoid.social","followerCount":690,"followers":"https://sigmoid.social/users/davidmortensen/followers","following":"https://sigmoid.social/users/davidmortensen/following","followingCount":679,"icon":"https://cdn.masto.host/sigmoidsocial/accounts/avatars/109/322/488/810/346/296/original/5a04bf41ba88065c.png","id":"rp869f9b397c3ln","inbox":"https://sigmoid.social/users/davidmortensen/inbox","iri":"https://sigmoid.social/users/davidmortensen","isLocal":false,"last_fetched":"2026-02-11 20:44:57.721Z","outbox":"https://sigmoid.social/users/davidmortensen/outbox","preferred_username":"davidmortensen","public_key":"-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA7UlIGTZxehegNCFy46zg\n20iz/XUlCcrHqbddJewBTwH0MEiwYqx7KhErU7QU9J9eVtANoM1vbStasNQHVrBx\nZ3BfyNX+KvYZtZ+VaYW828JpgJHF76wjwsNlx8aG2ZLHIQ9BRkIMS5hUHGOzitBn\nKM7xlULXdHBaOTWycdR0B27VvD4IOi1o0gI3LBqipJTBnUJZ2nyHkB7gvxn3OMa5\nPta9+lX+8Mg/3fL5PMAcb7AVjDkpygqul0yQqvhyCWXHszbgBa3nq4BIVee9FQtT\nZ1qKBYXoRcwihqmomh6hcvohtkA1t6HYZgX1kE8pRqqTx0YBLVZvSYSzAu0aHSrG\nPwIDAQAB\n-----END PUBLIC KEY-----\n","published":"2022-11-11 00:00:00.000Z","summary":"

I use computers to study how humans make up words @LTIatCMU. phonology • morphology • language change • #NLProc data resources.

","updated":"2026-02-11 20:44:57.722Z","user":"","username":"David Mortensen"}],"page":1,"perPage":10,"totalItems":4,"totalPages":1}

Prakhar Gupta

Following