{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006746},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006263","490:4900006501","490:4900005622","490:4900007114","490:4900006264","490:4900005754","490:4900006262","490:4900006382","490:4900000769","490:4900005898","490:4900006985","490:4900001419","490:4900006498","490:4900006381","490:4900003839","490:4900006517","490:4900002888","490:4900005760","490:4900003031","490:4900007235","490:4900001284","487:4870001093","490:4900007725","490:4900003566","490:4900003859"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490],"twin_sims":[0.3587912423436229,0.31896770401679797,0.24091050407384831,0.23120814922667426,0.21951941742672043,0.1908497379278787,0.18683153424806975,0.17103542057246904,0.16016793159051032,0.15240060927828517,0.1518566457746861,0.14754890011140315,0.14380801831918796,0.14151339300434604,0.1388875999115809,0.1314019077321772,0.1280010436746388,0.11957687756941182,0.11670292235633822,0.11102349295994589,0.10892862548349495,0.10564831318232934,0.1024138886597843,0.10017228121414638,0.09746942495961071],"twin_dists":[0.1859532874481438,0.19633529839729102,0.2191248389965408,0.22226658403561786,0.2261692201791283,0.23637648158665656,0.23789007095999007,0.2440731489395778,0.2485685344833518,0.2519191896517526,0.25215848788938255,0.25407616725162924,0.25577533593911234,0.2568338778453091,0.2580609858064951,0.26165726636950937,0.26334222036668664,0.26766724042268814,0.2691959285528098,0.2723039974936637,0.273481406365248,0.2753608362847124,0.27725894061103623,0.2786020425748675,0.28025316703412306],"n_dims_used":45,"mean_confidence":0.9247677273220486},"coverage":{"mean_confidence":0.9247677273220486,"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}}