{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000001},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000128","489:4890000044","489:4890000076","489:4890000130","470:4700001079","489:4890000046","489:4890000166","489:4890000110","489:4890000045","489:4890000095","489:4890000018","489:4890000098","470:4700002281","470:4700002610","489:4890000031","488:4880005354","481:4810006035","489:4890000007","481:4810005408","489:4890000253","489:4890000182","489:4890000136","489:4890000084","489:4890000043","489:4890000059"],"twin_admin_codes":[489,489,489,489,470,489,489,489,489,489,489,489,470,470,489,488,481,489,481,489,489,489,489,489,489],"twin_sims":[0.8519321340606089,0.8427352349132857,0.7853764553085469,0.7138860612813364,0.6678480063493741,0.6318307179633981,0.6109458311144356,0.610729640755994,0.5897828037554096,0.5886342335842198,0.5849281820487152,0.5797927896622158,0.5772764804024212,0.5725027362911151,0.556191285786451,0.5551750461962078,0.5549966398969638,0.5545363156939607,0.5538174946347632,0.5491649959612508,0.5417757607733209,0.5417623296305337,0.5388086263175239,0.5373887182580519,0.5276621273199412],"twin_dists":[0.0735251143743296,0.07597434278447418,0.09027764513187363,0.10662875860516836,0.11669852045081718,0.12445388647637946,0.12892906391672815,0.1289753584133432,0.13346155831948966,0.13370769699632157,0.13450209794659532,0.13560345647814143,0.13614340019921906,0.1371683358034494,0.14067787262578507,0.14089697789217992,0.1409354491835291,0.14103472149745874,0.14118976566207442,0.14219404116455667,0.1437920081394691,0.14379491622603754,0.14443477426372764,0.1447426049611546,0.14685572918821757],"n_dims_used":45,"mean_confidence":0.9147115071614583},"coverage":{"mean_confidence":0.9147115071614583,"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}}