{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000645","490:4900000312","494:4940008056","490:4900000868","490:4900000992","494:4940007327","490:4900000761","490:4900000869","490:4900000988","490:4900000993","490:4900007124","490:4900000754","490:4900006878","490:4900000651","490:4900006997","490:4900007624","494:4940007965","490:4900001142","490:4900007623","490:4900003844","490:4900006749","490:4900000989","490:4900007370","490:4900000646","490:4900006617"],"twin_admin_codes":[490,490,494,490,490,494,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490],"twin_sims":[0.7918318283606802,0.642706006282169,0.2063876622366406,0.20016786094298472,0.15929436613760511,0.15366035319524773,0.15025618725676365,0.13653330849652215,0.1300193819374289,0.09812248942524875,0.07921857758153861,0.0729887513990393,0.07234172133734401,0.07006924729961682,0.06963924379266544,0.06512418426191212,0.06424630884397324,0.061630227682629775,0.05814575859016683,0.05651718105486844,0.055966073096370625,0.05462016746809338,0.053775509071466866,0.05317984161535798,0.052926679883260594],"twin_dists":[0.08873502629352246,0.12211902409440818,0.2307237006990241,0.23295001122826106,0.24893937281441156,0.25136740565197896,0.2528662288990685,0.2591760297343243,0.262338218335285,0.27985096368911705,0.29246537515099524,0.29715157475225124,0.29765658641405696,0.29945977466105994,0.2998063028397673,0.30355417554176717,0.30430737037824596,0.3066029859634465,0.30978821507326637,0.31133114850384125,0.3118615901143409,0.31317541327645265,0.3140136894329281,0.3146114424700804,0.31486717354700827],"n_dims_used":45,"mean_confidence":0.9120815700954861},"coverage":{"mean_confidence":0.9120815700954861,"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}}