{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880003333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003684","488:4880002996","488:4880003617","488:4880003441","488:4880003151","488:4880003624","488:4880003086","488:4880003401","488:4880003332","488:4880003181","488:4880003392","481:4810001429","488:4880003521","496:4960004128","496:4960003987","488:4880003504","488:4880003447","488:4880003508","481:4810001942","488:4880002874","488:4880003445","488:4880002814","488:4880003645","488:4880003232","488:4880002995"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,481,488,496,496,488,488,488,481,488,488,488,488,488,488],"twin_sims":[0.7568267094098589,0.7216193824473541,0.6355832359731926,0.6281663722362529,0.6242135969854009,0.6191908063298286,0.6087783584096672,0.5940144300992773,0.5439072046823622,0.5422092059698032,0.532756910752085,0.5217310251026376,0.5084697362570366,0.5026554942061733,0.4905050121662243,0.4902720999892668,0.4901231559413449,0.4892748250682915,0.4882840541215027,0.48781527763115523,0.4855215907486521,0.4854340176029788,0.47306899127982865,0.4702231932593904,0.4575458008063603],"twin_dists":[0.09694953788865568,0.10491052559789253,0.12364872698931659,0.12523971609290316,0.12608701462229155,0.1271632143449232,0.1293931925002605,0.13255492646391465,0.1433306782244607,0.1436981664894848,0.1457478827797925,0.14814838059918173,0.15105129627794128,0.1523301228517356,0.15501593584772178,0.15506760732118968,0.1551006543396091,0.15528893543370056,0.15550895439443538,0.15561310186442082,0.15612312768824424,0.15614261513392924,0.15890546007063183,0.1595446434059194,0.16240837489689228],"n_dims_used":45,"mean_confidence":0.9212187025282118},"coverage":{"mean_confidence":0.9212187025282118,"n_dims_used":45,"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}}