{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004229},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003981","499:4990004098","499:4990003428","500:5000009939","499:4990004156","499:4990004004","499:4990003844","488:4880006209","499:4990003792","499:4990003798","499:4990004065","499:4990004101","468:4680000937","500:5000010891","472:4720003029","500:5000011262","499:4990004023","500:5000009852","468:4680000205","488:4880006205","500:5000009725","499:4990003542","499:4990002975","499:4990004214","470:4700003962"],"twin_admin_codes":[499,499,499,500,499,499,499,488,499,499,499,499,468,500,472,500,499,500,468,488,500,499,499,499,470],"twin_sims":[0.7121519004676911,0.6388282922917835,0.6358085401335155,0.5818684040885004,0.5551990178780061,0.5102665218240527,0.49107603610520206,0.4740298579469895,0.4659720129168095,0.4602081909884401,0.4589878390255086,0.4517464048643816,0.44992521250360096,0.44743954636313965,0.4447831159075334,0.44036644966307775,0.43057053639446347,0.4290346011307299,0.42676127639822037,0.41710354150536183,0.41213548266294914,0.4083915105510848,0.40101897525823504,0.38906492215860305,0.3850339730993869],"twin_dists":[0.10701280212132445,0.12295205762159647,0.12360036960650901,0.13515822265817135,0.1408918088131554,0.15065687935370717,0.1548892853239384,0.15868993318314203,0.1605019269798593,0.1618046711987116,0.1620812334200036,0.16372782768222663,0.16414346286693518,0.1647117630984412,0.16532042744851883,0.16633551016341425,0.1686013087645514,0.16895844292744924,0.16948799667047892,0.1717509233673406,0.17292368725710905,0.17381156349581392,0.17557056834984305,0.17845426168397902,0.17943594781010938],"n_dims_used":45,"mean_confidence":0.9349539862738715},"coverage":{"mean_confidence":0.9349539862738715,"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}}