{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001692},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000298","490:4900013316","492:4920005665","490:4900013165","494:4940007932","490:4900013190","490:4900013288","491:4910000476","497:4970001196","490:4900013112","497:4970002741","497:4970001017","491:4910000337","490:4900013254","490:4900013007","497:4970002802","490:4900000302","466:4660012250","490:4900013008","491:4910000477","492:4920004427","490:4900013256","490:4900000526","494:4940008447","492:4920005664"],"twin_admin_codes":[491,490,492,490,494,490,490,491,497,490,497,497,491,490,490,497,490,466,490,491,492,490,490,494,492],"twin_sims":[0.026568947681028784,0.02576413545912672,0.02406432526672001,0.02228482642315909,0.021153740439354234,0.020287444706107917,0.020020530219370898,0.018460376887513834,0.016050291684456285,0.014795549196537573,0.013324236489696998,0.011907864332500068,0.011875843200505628,0.008215405588918109,0.007290313678542608,0.006058445772034536,0.005686078226361498,0.005362777393893176,0.005059760507366557,0.004659854882128812,0.00462088782826709,0.004391747966847338,0.0043079203928319985,0.003535380106444657,0.0034377886806445162],"twin_dists":[0.3498430163983605,0.35132294016297816,0.3545846949744313,0.35822054738446824,0.3606649137387951,0.3626152003508222,0.36323073251246524,0.3669789107328387,0.37335372208512274,0.3770133054457109,0.38167063068985546,0.38660544845325534,0.38672291146553545,0.40247448399029256,0.4074503880414099,0.4150420424410485,0.4176119948551281,0.41996972454601467,0.4222992776875842,0.4255751714793359,0.4259078686231594,0.4279173368258678,0.4286763170727195,0.43638347455671145,0.4374641165322758],"n_dims_used":44,"mean_confidence":0.9099705436012961},"coverage":{"mean_confidence":0.9099705436012961,"n_dims_used":44,"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}}