{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002189},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001867","493:4930002694","493:4930001704","493:4930001398","493:4930002696","493:4930003401","493:4930001537","493:4930001539","493:4930001029","493:4930001271","493:4930001696","493:4930002025","493:4930001154","493:4930001399","493:4930002034","493:4930001270","493:4930000921","493:4930001409","493:4930001543","493:4930001549","493:4930000146","493:4930001533","493:4930001866","493:4930000824","493:4930002181"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493],"twin_sims":[0.6760552376361589,0.6627786537352429,0.6471640746936101,0.6348004172526237,0.6210988121623475,0.582312318653344,0.5378964610393968,0.5176484409501196,0.49857460289397837,0.4796786219334982,0.45152042874054593,0.43245328595224714,0.4299317359845711,0.42529028192863155,0.4197410800455983,0.41561569172830154,0.40054481860016383,0.390031607673653,0.3878569356654793,0.3821470632337326,0.3779599145430315,0.3710084498517106,0.36950744380424755,0.36742594533588424,0.35918905839176696],"twin_dists":[0.11491954760914433,0.11779468512355945,0.12116049649783948,0.12381673092571924,0.12675445123104073,0.13506301602331647,0.14463251020537676,0.1490401219918564,0.15323010603406947,0.1574257660851081,0.16377936636793788,0.16816423927856086,0.16874977880039552,0.16983127370946563,0.17113074181476615,0.17210151095092782,0.17568419214118122,0.17821955220902957,0.17874794456994111,0.18014202473665986,0.1811706862712912,0.1828908043444576,0.18326430488752984,0.18378350414663885,0.18585274231129043],"n_dims_used":45,"mean_confidence":0.926464335123698},"coverage":{"mean_confidence":0.926464335123698,"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}}