{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002483},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002078","489:4890002634","489:4890003074","489:4890002409","489:4890003144","489:4890001981","489:4890002895","489:4890002910","489:4890002400","489:4890003061","489:4890003517","489:4890003366","489:4890002470","489:4890003510","489:4890002395","489:4890003371","489:4890002896","489:4890001911","489:4890003361","489:4890003054","489:4890002977","489:4890001746","489:4890002249","489:4890002565","489:4890001661"],"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":[0.8438350521166073,0.7983445589160557,0.7964226683490626,0.7847807502287604,0.7565754605464359,0.7563526715440465,0.7405826601963257,0.7279984327143361,0.7276633756576151,0.7237879050736872,0.7136673315686755,0.7095516398082181,0.7000831891334456,0.6999964147541383,0.6995821332831729,0.6974249412088972,0.6967679978553813,0.6885224408304178,0.6851253433843238,0.6844456703783536,0.6822114019740069,0.682032032183618,0.6789022489557419,0.6722003591436502,0.6688264216962311],"twin_dists":[0.0756842367083403,0.08716406922675012,0.0876292421600375,0.09041930441846925,0.09700728793976658,0.09705848372324173,0.1006536533597548,0.10348582738582586,0.10356083368562007,0.1044269830706425,0.10667722269658833,0.10758782486412806,0.10967377318649787,0.10969283551501166,0.10978383052441491,0.11025730259599766,0.110401378628858,0.11220544908568447,0.11294652963676326,0.11309465710718086,0.1135812642412382,0.11362030819427127,0.11430107829929875,0.11575581683101564,0.11648673101226201],"n_dims_used":44,"mean_confidence":0.9120162617076527},"coverage":{"mean_confidence":0.9120162617076527,"n_dims_used":44,"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}}