{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002244},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001912","489:4890002327","489:4890002326","489:4890002161","489:4890002324","489:4890003285","489:4890002083","489:4890002156","489:4890001837","469:4690000235","489:4890002744","469:4690000155","489:4890002323","489:4890002397","469:4690000513","469:4690000651","469:4690001254","469:4690000773","489:4890002653","469:4690000716","489:4890002656","469:4690000772","489:4890001913","489:4890002506","469:4690000268"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,469,489,469,489,489,469,469,469,469,489,469,489,469,489,489,469],"twin_sims":[0.693620301425274,0.6883114443495413,0.6399244259579377,0.6060942846174292,0.5758899725416763,0.5601646379693486,0.5498846096705202,0.5258518759325477,0.5158234116669724,0.4989763229158439,0.49804562072249364,0.48659965471559113,0.47249733014352885,0.47093322231898754,0.46934127605122444,0.46570718890215235,0.46261620851412383,0.4617757880750482,0.4594174981225708,0.4556849494256998,0.44614233689001886,0.43747759676454717,0.43541001740890306,0.42964768088905286,0.4266311086223144],"twin_dists":[0.11109099313612243,0.11225151378820471,0.1227166421999206,0.12996792693357898,0.13644100314547686,0.13982175861895443,0.1420386179449213,0.14724991712098306,0.14943929845580492,0.15314142153715415,0.15334691588307633,0.1558833170788818,0.15903375524203087,0.1593850455203654,0.15974299100303535,0.16056165905565553,0.16125971680758655,0.16144979682525923,0.16198383203965397,0.16283107876713554,0.1650088186598649,0.16700160128288308,0.1674793955154064,0.1688158277757708,0.16951835337160923],"n_dims_used":45,"mean_confidence":0.9139153374565973},"coverage":{"mean_confidence":0.9139153374565973,"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}}