{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004743},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007289","490:4900006794","490:4900004057","490:4900007285","491:4910001263","490:4900004056","491:4910001140","490:4900006920","490:4900006800","490:4900007290","490:4900004882","490:4900003919","490:4900005036","490:4900004061","490:4900005561","490:4900003508","490:4900007531","490:4900006435","490:4900005821","490:4900006553","491:4910001075","490:4900005813","490:4900006068","490:4900007168","490:4900006063"],"twin_admin_codes":[490,490,490,490,491,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.16630659060539318,0.1624327699978456,0.15884024260654164,0.14863257534550478,0.11849172780880678,0.10901981833290074,0.10135117327755458,0.09105603185635144,0.09001436350071093,0.07425355340827738,0.07328216161119647,0.06881915450835964,0.06654666033037793,0.06628291153994478,0.06623867234833539,0.061939847915457605,0.06184562418264987,0.054810737092016316,0.05471810043424324,0.05292873723329907,0.04442036781030504,0.04117609186452546,0.04034208077251226,0.03822400280067522,0.03601374123674704],"twin_dists":[0.24600314182847383,0.24761388187636196,0.24913273824874707,0.25358990255599684,0.2682411027616692,0.273429788753223,0.27789279159374797,0.28432015424594065,0.28500192202371694,0.2961747544334065,0.2969237588695112,0.3004720386557249,0.3023511491407343,0.30257261322934675,0.3026098302791572,0.3063271736688685,0.3064109890000875,0.3129877694493244,0.31307891628414597,0.31486509123003265,0.3241172424804794,0.3280403050607159,0.3290907860867775,0.33184350259385303,0.3348573685839106],"n_dims_used":45,"mean_confidence":0.8975460476345486},"coverage":{"mean_confidence":0.8975460476345486,"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}}