{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002186},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002105","489:4890001919","489:4890002269","489:4890002265","489:4890001680","489:4890002101","489:4890002018","489:4890001749","489:4890002578","489:4890001683","489:4890002019","489:4890002271","489:4890002023","489:4890002745","489:4890001833","489:4890002666","489:4890003464","489:4890002172","489:4890001767","489:4890001928","489:4890002088","489:4890002834","489:4890002102","489:4890001676","489:4890003253"],"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":[0.9122353901661379,0.8618503834174268,0.8432926527162188,0.8151987753323394,0.8055650178854796,0.776133706609755,0.7746911555355339,0.7630527484867669,0.7587739698530522,0.7456888221519614,0.7421010396732148,0.7395519476964724,0.739242348450917,0.7382390990801606,0.7278584434931772,0.7255733960026972,0.7227478430841082,0.7139545315425743,0.7114348099148232,0.7109809593420425,0.7023367039895849,0.7007406465482247,0.6946006713963804,0.6901712807022858,0.6880574677330664],"twin_dists":[0.055666701772928824,0.0708199738106727,0.07582740042061424,0.08302287918682762,0.08540397808812732,0.09246305948359955,0.09280181250063645,0.09551350141717202,0.09650143653969004,0.09949553754009377,0.10030984021609013,0.1008867746332981,0.10095675641282793,0.10118339925842361,0.10351716796156915,0.10402825567480271,0.1046589963811178,0.1066135861279183,0.10717147774128437,0.10727186566179804,0.10917839192831331,0.10952931400362133,0.11087633364126945,0.11184530842487514,0.11230695556340654],"n_dims_used":45,"mean_confidence":0.9177781846788194},"coverage":{"mean_confidence":0.9177781846788194,"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}}