{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003560},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003430","489:4890001990","489:4890003561","489:4890003498","489:4890001905","489:4890002555","489:4890003072","489:4890002807","489:4890003431","489:4890002906","489:4890003551","489:4890003559","489:4890003495","489:4890002635","489:4890003492","489:4890003494","489:4890001904","489:4890003562","489:4890002808","489:4890003434","489:4890002719","489:4890002488","489:4890003071","489:4890001989","489:4890002556"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9534994134095633,0.9329119253316064,0.9203168916960728,0.9058386166727695,0.8860181283325319,0.8850721597038073,0.8824283469972971,0.87008898520063,0.8699644106287371,0.8696541986412131,0.869475136022034,0.8667623770608623,0.8481790864291221,0.8356543100752708,0.8346494168637565,0.8301395975262086,0.8285278632279093,0.8274411551281573,0.8244034639570971,0.8088726503998728,0.8017349090998094,0.7975587438395038,0.7878208695975456,0.785565892530759,0.7855364417583023],"twin_dists":[0.040079051784578254,0.04840137678662367,0.05292675240673226,0.05775958584467991,0.06389451710830908,0.06417589821892775,0.06495741955079452,0.06851658794874715,0.06855182804762865,0.06863952519759892,0.06869010958235452,0.0694532074300236,0.07453109244363954,0.07782511375252277,0.0780854631755901,0.0792471523081646,0.07965972383578476,0.07993714786076177,0.08070949217281609,0.0845908319586857,0.08634011823966677,0.08735443112622326,0.08969514934636928,0.0902325727026813,0.09023958063178815],"n_dims_used":45,"mean_confidence":0.9143341912163628},"coverage":{"mean_confidence":0.9143341912163628,"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}}