{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010768},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010505","490:4900010766","490:4900010509","490:4900010930","490:4900011239","490:4900010931","490:4900011090","490:4900010764","490:4900011162","490:4900010850","490:4900010765","490:4900010425","490:4900010590","490:4900011245","490:4900011004","490:4900010674","490:4900011158","490:4900011387","490:4900011300","490:4900010588","490:4900010917","490:4900011445","490:4900011515","490:4900011007","490:4900010512"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3210557790287754,0.3074682845422632,0.2779375926880186,0.24265157714902094,0.2094167855138934,0.19491660402574199,0.1947586143420196,0.16522984136601246,0.14573238536366076,0.13986839411242039,0.1354171762520588,0.10773987581672374,0.10455656119276739,0.10009220290925062,0.0930973617440457,0.09151475587027635,0.09077203387913786,0.08790027929965269,0.08716656008544543,0.08702902119409028,0.0783105466034657,0.07805202629573521,0.06795567697096622,0.06739363334317401,0.06341458563150935],"twin_dists":[0.1957739243198588,0.19946483298281628,0.20782829203153327,0.21856982610803632,0.2296560554648912,0.23486704833247335,0.23492527577736283,0.24644811033993755,0.25489722317118074,0.2576006249923336,0.2597096892056833,0.2741573531275268,0.2759964009124599,0.2786504560901161,0.283001808434528,0.28402187776668486,0.28450541492632153,0.2864050367655346,0.28689826937446355,0.286991095020961,0.2931295080997326,0.29331972080221325,0.30118000548949725,0.30164477011779983,0.3050287731856798],"n_dims_used":45,"mean_confidence":0.8943138122558594},"coverage":{"mean_confidence":0.8943138122558594,"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}}