{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006880},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007496","490:4900004682","490:4900007241","490:4900007245","490:4900007365","490:4900006757","490:4900006993","490:4900007741","490:4900001268","490:4900001551","490:4900006272","490:4900001418","490:4900007003","490:4900007491","490:4900006519","490:4900006392","490:4900006508","490:4900001553","490:4900012706","490:4900003705","490:4900007122","494:4940007375","490:4900007500","490:4900007123","490:4900005767"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.4566652693865963,0.3947969722859754,0.3900545650485667,0.37045147115730104,0.3499820892103572,0.34469425977797213,0.3363831516836571,0.3187253546573602,0.31093105250886927,0.308342874394732,0.3081302037455187,0.2959898394924113,0.2900665761398483,0.28910242601251296,0.26545249703962276,0.2633642451527895,0.2612130551622111,0.2557526283214429,0.25218382427674824,0.24275468221153512,0.2412599809696991,0.2366923787337486,0.23357544062183216,0.2332416025195356,0.23302012375342773],"twin_dists":[0.1626083152874289,0.17706648077901466,0.17821398152181533,0.18302931155493438,0.18819465703666788,0.18955424648067423,0.19171378672547848,0.1964005869896463,0.19851552976015246,0.19922449066268372,0.1992828976445057,0.2026566553075027,0.20433222134871243,0.2046068771664282,0.21152558294812646,0.21215443668160872,0.21280551223933977,0.21447343990640272,0.21557576578000487,0.2185370396365775,0.21901322603786288,0.22048036760991194,0.22149218389076433,0.22160107735443402,0.2216733771951055],"n_dims_used":45,"mean_confidence":0.9201275295681424},"coverage":{"mean_confidence":0.9201275295681424,"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}}