{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001031},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001335","489:4890000906","489:4890001574","489:4890000846","489:4890001089","489:4890000851","489:4890000799","489:4890001032","489:4890001499","489:4890001023","489:4890001347","489:4890001488","489:4890000629","470:4700005901","489:4890001808","489:4890000623","489:4890000563","472:4720004583","489:4890004834","489:4890001993","489:4890001976","489:4890001029","489:4890001894","489:4890001216","489:4890001024"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,472,489,489,489,489,489,489,489],"twin_sims":[0.878860449471532,0.8455767967184783,0.8222806374620363,0.8073349359955574,0.7941719339457095,0.7923095754672734,0.7838299250639245,0.753221665314315,0.7527438796876171,0.7478655446166094,0.7296888052133793,0.6994539998968949,0.6940429701763061,0.6920216799107688,0.6643697503496773,0.6536695121240561,0.651775141821151,0.6493490805935506,0.6375136992947629,0.6344505031229093,0.6308132459517123,0.629525921636888,0.620532471588837,0.6169202298956807,0.6157792258870545],"twin_dists":[0.06600107323228209,0.0752232951574752,0.08124654251316568,0.08496941600894899,0.08817230492422315,0.08862029877912804,0.09064517515973425,0.09777672488926674,0.09788612490095987,0.09900015702168939,0.10310711416560002,0.10981197006654617,0.11099846031381938,0.11144078560722893,0.11745083943414554,0.11975996662267795,0.12016803549100125,0.120690346785257,0.1232343297892754,0.1238918206807543,0.12467212442377185,0.1249482002814274,0.1268757878006591,0.12764958300042392,0.1278939670459304],"n_dims_used":45,"mean_confidence":0.9155734592013889},"coverage":{"mean_confidence":0.9155734592013889,"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}}