{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000726},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000982","477:4770003907","499:4990000012","499:4990000364","477:4770003637","499:4990000501","499:4990000973","499:4990000901","499:4990000047","477:4770003519","499:4990000437","467:4670000741","499:4990000981","467:4670000984","499:4990000582","467:4670000380","472:4720005205","470:4700005292","467:4670000805","499:4990001172","468:4680003883","499:4990001264","470:4700004309","470:4700000132","468:4680001083"],"twin_admin_codes":[499,477,499,499,477,499,499,499,499,477,499,467,499,467,499,467,472,470,467,499,468,499,470,470,468],"twin_sims":[0.7560177553098091,0.7170040381390738,0.6529006100837271,0.6338854626975016,0.6306669073467911,0.607142682611589,0.5963794120863991,0.5804941363292742,0.5690390835994312,0.5635522114664097,0.5619759882584384,0.5467951975475994,0.5426535146053232,0.5390470658147374,0.536489946425387,0.5330565366647692,0.5315801659496676,0.5147748443257534,0.5111246639298811,0.5098244369679908,0.5084059541835197,0.5037353882930081,0.5007659107699458,0.49736737286200716,0.4966521495108629],"twin_dists":[0.097135423356875,0.10593711648297727,0.11992562145258417,0.12401306679687152,0.12470351014808491,0.12974343673417954,0.13204834392878453,0.1354529984654337,0.13791253831635192,0.13909251928459915,0.13943175865426652,0.14270611466008035,0.14360198714380956,0.14438309679818193,0.14493753703331977,0.14568279932523784,0.14600356347613075,0.14966880051397785,0.15046863266731353,0.15075388917089372,0.15106530388221331,0.1520923043298528,0.15274659105506808,0.1534967379320468,0.15365479060642354],"n_dims_used":45,"mean_confidence":0.9234517415364584},"coverage":{"mean_confidence":0.9234517415364584,"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}}