{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004729},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005583","480:4800004817","480:4800004303","480:4800004057","480:4800004304","480:4800004730","480:4800004822","480:4800004216","480:4800004220","480:4800005334","480:4800004819","480:4800004821","480:4800004135","480:4800005166","480:4800004387","480:4800004138","480:4800004816","480:4800004217","480:4800004218","480:4800005801","480:4800004306","480:4800004392","480:4800004474","480:4800004305","480:4800004481"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8198556697663756,0.8042175600640779,0.7898428605282865,0.7893347630319316,0.7799404122459127,0.7705894071215803,0.7250683286071411,0.7052822032417161,0.6929765265110615,0.6720462561650863,0.6631729532922495,0.6580012503785005,0.6437278924461642,0.6364057769273956,0.6279342415405165,0.6139102043116085,0.6043467493640537,0.5962890953989098,0.5933606309337737,0.5931223020811494,0.5880516474895808,0.5738468686642719,0.5737156776661518,0.554846566798792,0.541393865922723],"twin_dists":[0.08185740055143022,0.08573397464564865,0.0892118174787376,0.0893334012324131,0.09156616621033593,0.09376175131263036,0.10414110009041411,0.1085298961101324,0.11123189196793873,0.11578922127813895,0.1177094913808295,0.11882606394834387,0.12189938976700929,0.12347217507368022,0.12528948492854433,0.12829425059384555,0.13034212312023752,0.13206768859179335,0.1326949847859942,0.13274604172426777,0.13383255550936196,0.1368796627783314,0.13690783504194598,0.1409678121859882,0.14387470050701054],"n_dims_used":42,"mean_confidence":0.9180279686337426},"coverage":{"mean_confidence":0.9180279686337426,"n_dims_used":42,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}