{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012585},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013114","490:4900012596","490:4900012515","490:4900012444","490:4900012966","497:4970000780","490:4900012728","490:4900012595","490:4900013223","497:4970001531","490:4900012512","497:4970001609","490:4900012521","497:4970001688","490:4900012656","490:4900000630","490:4900012658","490:4900012918","497:4970001016","490:4900012661","490:4900013162","490:4900012597","497:4970001944","490:4900012513","494:4940007934"],"twin_admin_codes":[490,490,490,490,490,497,490,490,490,497,490,497,490,497,490,490,490,490,497,490,490,490,497,490,494],"twin_sims":[0.301459761171105,0.25198464794152003,0.24620024397028833,0.1580402577828659,0.11860871220090766,0.09860690346143192,0.09162594747380604,0.08947492250025589,0.08088048403341316,0.07844958720721407,0.07415430463849908,0.06851921474613107,0.06056716125039747,0.05971447507994731,0.05643078260673759,0.05468624180319562,0.053241057434685234,0.052454089835028764,0.04457937706725215,0.04343465554152869,0.04258338503734527,0.041517095420527596,0.04132747627749259,0.04072422332312714,0.03974369537119786],"twin_dists":[0.20112679726441904,0.21563757845913825,0.21744651375201893,0.24947435282135777,0.2681790447009037,0.27955398196337194,0.28394975569278413,0.28535744349629066,0.29126552118848287,0.29302741417047773,0.2962509170952617,0.3007171364362078,0.30755871413811087,0.30833531676548004,0.3114140237698292,0.31311029207403795,0.3145497570477131,0.31534728872483353,0.3239312333345956,0.3252829699896398,0.3263077367286253,0.32761595613323935,0.32785155619140965,0.3286072048855467,0.32985583839329385],"n_dims_used":45,"mean_confidence":0.9124438815646702},"coverage":{"mean_confidence":0.9124438815646702,"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}}