{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001450},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001375","489:4890001448","489:4890000458","489:4890000660","489:4890001310","489:4890000316","489:4890000423","489:4890000417","489:4890001529","489:4890001599","466:4660009632","489:4890000690","489:4890001508","466:4660009272","489:4890001581","489:4890000449","489:4890001509","489:4890000539","489:4890001533","489:4890001060","489:4890000365","489:4890000257","489:4890001257","489:4890000311","489:4890000812"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,466,489,489,466,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7610072717617649,0.6535692021724633,0.6121705196444414,0.5633726062528219,0.5629753013946511,0.5489326283749338,0.5483506710448323,0.5476113850748918,0.5057479464360916,0.4950524704671402,0.49124230308432487,0.4849654334572868,0.47868132802172964,0.4740369509586785,0.46152183453051904,0.45799049612997406,0.4565149400508685,0.45591822063542853,0.4538030507904731,0.45345387297860035,0.4443245762611898,0.4302708068848152,0.4283534471596372,0.42251973979807783,0.4188539701823843],"twin_dists":[0.09598636073368957,0.119781579667565,0.12866680708530198,0.13913116822402913,0.1392166692190803,0.1422442354465603,0.14236996099507215,0.14252970800964504,0.1516494580172077,0.1540085295356341,0.15485241628967392,0.15624690648831274,0.1576486040970179,0.1586883427250869,0.1615072581295939,0.16230745164007088,0.16264246417722755,0.16277805550681848,0.16325920289236104,0.16333871085898327,0.1654256322514554,0.16867096074233318,0.1691169913874048,0.17047916206603977,0.1713391479811324],"n_dims_used":45,"mean_confidence":0.9194836086697049},"coverage":{"mean_confidence":0.9194836086697049,"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}}