{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003430},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003560","489:4890001990","489:4890003072","489:4890003562","489:4890001905","489:4890002555","489:4890003492","489:4890002808","489:4890002906","489:4890003561","489:4890003431","489:4890003551","489:4890002807","489:4890002719","489:4890003071","489:4890002556","489:4890002635","489:4890003498","489:4890003490","489:4890003559","489:4890002550","489:4890003434","489:4890003552","489:4890003300","489:4890002893"],"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":[0.9534994134095633,0.9260602848936074,0.9144126270372288,0.9100104710609194,0.9074013484109562,0.9003120686037446,0.8867466529874221,0.8820511307668506,0.8788918947274633,0.8774758396744563,0.8773345849666108,0.8769482036930635,0.8698301163321835,0.8663552748293417,0.8606448129049616,0.859639259921996,0.8575201784567841,0.8501930360070477,0.8468270215607665,0.8432025253222799,0.8424414420563506,0.8314343408190806,0.8304145653935796,0.8273253703510578,0.8271707342083433],"twin_dists":[0.040079051784578254,0.05090547918411715,0.0549396275965726,0.05640177681270288,0.05725400831251566,0.05951988712511588,0.06367717366901453,0.06506835031774126,0.0659919288531284,0.06640279634694989,0.06644367818151228,0.06655540964706728,0.06858980306509778,0.06956720735066284,0.07115258583050703,0.07142918350444961,0.07200965137581783,0.07399241544744586,0.07489127148154806,0.07585117184260104,0.07605171507369296,0.07891474550610816,0.07917663167468258,0.07996667107141583,0.08000609018941456],"n_dims_used":45,"mean_confidence":0.9143263922797309},"coverage":{"mean_confidence":0.9143263922797309,"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}}