{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000496","497:4970001599","497:4970001439","497:4970000702","497:4970000911","497:4970000849","497:4970001443","497:4970001521","497:4970001008","497:4970000920","497:4970001442","497:4970000690","497:4970001911","497:4970001677","491:4910005965","497:4970001929","497:4970000907","497:4970001825","497:4970000925","497:4970001341","497:4970000835","497:4970001518","497:4970001927","497:4970001261","497:4970000850"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,491,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.5095075984883175,0.44391091974156494,0.41995474535416544,0.3876999933364894,0.3803389465736964,0.37662229926229307,0.3486260487899366,0.34704148779606797,0.2762743694306648,0.2524546556828744,0.22252834040560354,0.2221892138869837,0.20290676205837133,0.1824416806386235,0.15968849735855714,0.15942022443917006,0.1477839438093852,0.1422329716360985,0.13530375313795845,0.1168164120992154,0.09759720602271049,0.09441332638550205,0.08395752136754567,0.07978127935753049,0.07734403550544733],"twin_dists":[0.15082342862395517,0.16552057505584053,0.17108057398118492,0.1787861316683221,0.1805855554687631,0.18150046283423835,0.1885422804508089,0.18894938718681764,0.20831485706098013,0.21549176543416795,0.22515163477787659,0.22526586209956978,0.23196388448376148,0.23957000916513285,0.24877187700970865,0.24888585347708694,0.25397047551027624,0.25650056184275855,0.2597641048530327,0.26913501805636963,0.28017430429744117,0.2821639760457674,0.28909514217105414,0.2920568770894501,0.29384324846039295],"n_dims_used":45,"mean_confidence":0.8914024353027343},"coverage":{"mean_confidence":0.8914024353027343,"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}}