{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003746},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002604","490:4900003346","490:4900004022","496:4960007892","490:4900003865","490:4900004439","490:4900003610","490:4900003472","490:4900004013","490:4900001077","490:4900004292","496:4960007775","490:4900004009","490:4900004162","490:4900003607","490:4900004580","487:4870011570","490:4900001996","490:4900003456","490:4900004306","490:4900003068","490:4900001676","490:4900002603","494:4940004645","490:4900003741"],"twin_admin_codes":[490,490,490,496,490,490,490,490,490,490,490,496,490,490,490,490,487,490,490,490,490,490,490,494,490],"twin_sims":[0.6473773809525969,0.5289952868436875,0.4676622862241936,0.4603956796531931,0.45400404816189804,0.44952349232683114,0.43374352564586766,0.4094158681445069,0.4024691481322804,0.40124628327104855,0.3949061977872819,0.3900274729054516,0.3874103842754282,0.36993090816992924,0.3631299205046984,0.363065004393593,0.3577138278547679,0.34038774317773474,0.33797088355161364,0.3237375466220444,0.32280692120445936,0.31658621458069947,0.30562307989285775,0.3038735998538839,0.30258041109228967],"twin_dists":[0.1211146098289954,0.14656561823783262,0.1601209543459313,0.16176220475889075,0.16321344587671777,0.16423522848394367,0.16786516122504488,0.17356828492496432,0.17522343502343168,0.17551611932674546,0.1770401275509807,0.17822055554131705,0.1788566183186194,0.18315885655608863,0.18485977040547522,0.18487608271314657,0.18622588345544316,0.1906697154364751,0.19129903865862796,0.19505592659872079,0.19530470832541685,0.19697808564116576,0.19997320181899786,0.20045683921282778,0.2008153756526728],"n_dims_used":45,"mean_confidence":0.9167219373914931},"coverage":{"mean_confidence":0.9167219373914931,"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}}