{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001891},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001490","497:4970001892","497:4970001485","497:4970000753","497:4970001321","497:4970000970","497:4970001890","497:4970001329","497:4970001236","497:4970001647","497:4970001421","497:4970000814","497:4970000150","497:4970000149","497:4970001411","497:4970001816","491:4910005779","497:4970001720","497:4970001558","497:4970000739","497:4970001635","497:4970001648","497:4970000616","491:4910004988","497:4970000428"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491,497,497,497,497,497,497,491,497],"twin_sims":[0.5193555737114752,0.516411592232191,0.2963605651080157,0.24641062991558385,0.23420950333880108,0.2183029554637947,0.13492802061437284,0.12184444627967829,0.10543332976710665,0.10200273572704818,0.0945056411651602,0.06888559201949492,0.059762447354652526,0.04951675156116958,0.0373602838441341,0.028655176587682536,0.02801287365671655,0.027218425644418887,0.025951606628003766,0.022467062859360374,0.021612020222644603,0.020680618243264788,0.019390733522887428,0.01791382532467354,0.016784843635992648],"twin_dists":[0.14866703882535226,0.14931061223865844,0.20255244697334787,0.21738024570426898,0.2212856420402445,0.22658326612868815,0.25994461031226096,0.2664808062714536,0.2754855837684826,0.27750355857852793,0.2821055486140161,0.30041786635834344,0.30829138368403763,0.318414753502968,0.3330032035083585,0.34617927863611336,0.34728210118344865,0.3486766520486414,0.3509746829552016,0.3578368524318532,0.3596611542254246,0.361721237371803,0.36471197946693507,0.3683576808336281,0.37132653414022104],"n_dims_used":45,"mean_confidence":0.8985148111979167},"coverage":{"mean_confidence":0.8985148111979167,"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}}