{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003320},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001472","496:4960002086","496:4960001256","496:4960001359","496:4960003458","496:4960003059","496:4960003597","496:4960004169","496:4960001850","496:4960002761","496:4960001370","496:4960001137","496:4960003726","496:4960001594","496:4960002484","496:4960001485","496:4960001855","496:4960001364","496:4960001587","496:4960002347","496:4960002109","496:4960002224","496:4960003328","496:4960001841","496:4960002914"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.819819071528728,0.7979933286320452,0.7908764121698129,0.7882550663710789,0.7787522794246056,0.7469310293652857,0.7338175691972111,0.7337574439809131,0.7310491720642962,0.7230231478010947,0.7100764397728613,0.7069521297512851,0.6868418720437635,0.6865721367534356,0.6829779031753064,0.6787841621442399,0.6763930096600216,0.6712955631889882,0.6698906153942566,0.6671311389748342,0.6650925556608983,0.6646978854936231,0.6587720672391904,0.657869163572805,0.655328560499784],"twin_dists":[0.08186659864462699,0.08724918211848046,0.08896422590089348,0.08959147548915194,0.09184656928636084,0.0992129609529222,0.10217991557250042,0.10219344064960711,0.10280196229360844,0.10459760001350894,0.10747184891460422,0.10816171934951974,0.1125722186427347,0.11263105818440709,0.11341438198445332,0.11432674561940909,0.11484621022631906,0.11595191860123988,0.11625628828658496,0.11685364772315619,0.11729457652227174,0.11737990478874936,0.11865975706073063,0.11885455839478143,0.11940241802119793],"n_dims_used":45,"mean_confidence":0.9454955206976996},"coverage":{"mean_confidence":0.9454955206976996,"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}}