{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":472,"cluster_id":4720002012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720000743","472:4720002595","472:4720002662","479:4790003535","479:4790004422","472:4720000803","479:4790002543","472:4720000760","472:4720003029","472:4720001951","479:4790003733","472:4720002554","472:4720000613","479:4790002384","470:4700007514","479:4790004539","472:4720002826","472:4720001835","479:4790003134","472:4720000986","479:4790002771","472:4720002798","479:4790004550","479:4790004164","479:4790004079"],"twin_admin_codes":[472,472,472,479,479,472,479,472,472,472,479,472,472,479,470,479,472,472,479,472,479,472,479,479,479],"twin_sims":[0.5953507503411208,0.5935417016847231,0.5714853439092525,0.5590497629351173,0.5115559283697299,0.5043619697302282,0.46055211841392446,0.4151125409050839,0.4138353565980344,0.4083130923235694,0.3923556666334104,0.39141818751658564,0.39094936008305486,0.3896753171422374,0.3844364945972574,0.38199479359985755,0.38119549940649217,0.37973881508979174,0.36826756905449254,0.36772757754684426,0.36344516313001013,0.3633474479797507,0.3616296388654295,0.35926661149390426,0.35664914023526095],"twin_dists":[0.1322686757988089,0.13265619476775511,0.13738688291800344,0.1400618868413949,0.15037405864083217,0.15195437948106258,0.16172677586860526,0.17222019232227476,0.17252172908551183,0.17383019842561412,0.17765638715458576,0.1778833687013928,0.1779969759185949,0.17830602707731752,0.17958187025415334,0.18017933746384607,0.18037531692360723,0.18073299227100104,0.18357339705611972,0.18370817555081687,0.184780576314719,0.18480512023500986,0.18523714415026118,0.18583314796368658,0.18649567402432338],"n_dims_used":45,"mean_confidence":0.9214944627549914},"coverage":{"mean_confidence":0.9214944627549914,"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}}