{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003539},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003537","466:4660013782","487:4870004979","487:4870003005","490:4900000713","466:4660013352","487:4870003268","487:4870004719","490:4900000173","487:4870004125","487:4870004985","490:4900000184","490:4900001871","466:4660013511","487:4870005872","490:4900000114","496:4960008040","490:4900000244","487:4870003134","487:4870003004","487:4870004984","487:4870004124","487:4870009896","490:4900000141","487:4870005262"],"twin_admin_codes":[487,466,487,487,490,466,487,487,490,487,487,490,490,466,487,490,496,490,487,487,487,487,487,490,487],"twin_sims":[0.520326212917761,0.44481970948455946,0.331840234455231,0.3160994182481236,0.2961584482139014,0.2864586638972179,0.28625871640344336,0.28297423799871696,0.27244916670063324,0.25718765655794396,0.250643990893195,0.24082685071049192,0.23655793866708447,0.23176941090303174,0.23118062732226013,0.21563708419610245,0.21508073236917144,0.21381641494291811,0.21282023630156016,0.2103372840324261,0.20763781268683015,0.20237156678342236,0.19965966614626213,0.19647479534093956,0.19562073088968507],"twin_dists":[0.1484550415515999,0.16531203341102735,0.1929063885421169,0.19710981239696693,0.20260925106804673,0.20536282169445247,0.20542016343305897,0.2063655677600428,0.20944074018573722,0.21403294066837603,0.21605445278322571,0.2191515710718237,0.22052382891648578,0.222082511479561,0.22227561774023735,0.22749609807619245,0.22768755802883653,0.2281238996792738,0.22846893094316137,0.22933370109277262,0.2302817863264502,0.23215585599520025,0.2331340041991248,0.2342945199118581,0.23460793840576324],"n_dims_used":43,"mean_confidence":0.9040896393531976},"coverage":{"mean_confidence":0.9040896393531976,"n_dims_used":43,"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}}