{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000769},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000590","491:4910000487","491:4910000308","492:4920006828","491:4910000829","491:4910000646","491:4910000771","492:4920006794","491:4910000537","491:4910000709","491:4910000589","491:4910000704","491:4910000708","491:4910000897","492:4920006829","491:4910000391","491:4910000383","492:4920006861","491:4910000340","492:4920006827","491:4910000768","491:4910000489","491:4910000539","491:4910000836","491:4910000898"],"twin_admin_codes":[491,491,491,492,491,491,491,492,491,491,491,491,491,491,492,491,491,492,491,492,491,491,491,491,491],"twin_sims":[0.40216797368897156,0.34702217334894553,0.29850959777722447,0.2759733521180096,0.26423616868094163,0.26367389928473456,0.24709124038714755,0.20638725199641828,0.20581666927865325,0.19088582227192735,0.18865594328628704,0.1799594282564852,0.16904373829401548,0.16759149874918197,0.16747420586751782,0.15410376860834835,0.15138518777803567,0.13730141355368133,0.12757394776101155,0.12576988819244,0.11999532657005918,0.1172589148213506,0.11535290142020108,0.10947412432448515,0.10879773396423632],"twin_dists":[0.17529548175678705,0.18895435550572617,0.20194987436478595,0.2084031087535956,0.21189148954067846,0.2120609916736805,0.21716611365812433,0.2307238460139702,0.23092614868667571,0.23636299065271624,0.2372000506753208,0.24053258917258433,0.24488128465695205,0.24547486216889625,0.24552296490823594,0.2511739733713636,0.2523663997819123,0.2588106686191759,0.26355620778845223,0.2644661278958102,0.2674470148687317,0.2688979573276147,0.26992400205798156,0.2731731362992574,0.2735555530203756],"n_dims_used":45,"mean_confidence":0.8988062540690104},"coverage":{"mean_confidence":0.8988062540690104,"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}}