{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003577","490:4900003856","490:4900005772","490:4900001673","490:4900005637","490:4900007369","490:4900001141","490:4900002426","490:4900006395","490:4900004676","490:4900004569","490:4900004955","490:4900001978","494:4940007260","490:4900003712","490:4900004272","490:4900001686","490:4900001821","494:4940007296","494:4940007046","490:4900004399","490:4900003563","490:4900006275","490:4900004820","490:4900007368"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,494,494,490,490,490,490,490],"twin_sims":[0.40296295914896046,0.37528141948668103,0.3572547549010576,0.35146276844709445,0.3379600977448986,0.3350293341350532,0.33389135986010976,0.3272958116498077,0.3112183006481399,0.2840271105690711,0.28276391996911837,0.2760959514480403,0.26712619387517017,0.2658262445603619,0.26204660235619237,0.2522007009489677,0.2517979465630531,0.2469213343716348,0.24188923294662995,0.24171486944720957,0.2404306305188888,0.2300010921994427,0.22081397029394828,0.2181292136167356,0.21756561513269446],"twin_dists":[0.17510535845009617,0.18183161835913594,0.1863421612776913,0.1878158868779437,0.19130185258018673,0.19206826884478284,0.1923668365816148,0.19410835051571354,0.19843705470117784,0.20606179247715295,0.2064263305310259,0.20836715821017135,0.21102378987599282,0.21141335889165572,0.2125528350529507,0.21557052967814186,0.2156955479192936,0.2172195335476128,0.21881252485164532,0.2188681045232513,0.2192782682047835,0.2226634526342603,0.22573028008932056,0.2266425287376485,0.2268349883366942],"n_dims_used":45,"mean_confidence":0.9128643459743924},"coverage":{"mean_confidence":0.9128643459743924,"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}}