{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003250},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002342","489:4890003579","489:4890002423","489:4890003385","489:4890003093","489:4890001750","489:4890003080","489:4890003404","489:4890002658","489:4890002164","489:4890001673","489:4890003465","470:4700008111","489:4890002415","489:4890003089","489:4890002937","489:4890002942","489:4890002670","472:4720000011","469:4690001083","489:4890001682","489:4890002424","472:4720004286","489:4890002080","489:4890000852"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,472,469,489,489,472,489,489],"twin_sims":[0.7366142842588508,0.5958293608419197,0.5923541505390906,0.591923039782468,0.551983461225679,0.5347951712664476,0.5014152373715347,0.4587992770764882,0.4377481930179918,0.3937108120891818,0.3851584033487276,0.37531822168452517,0.36895907446916326,0.3594442334731144,0.3390605273245759,0.3292977922810017,0.3247745943106119,0.3073017884071012,0.28495570536905857,0.2811932948101214,0.2788343311935823,0.2727258297096325,0.2674010540707024,0.2666740415537844,0.2663910150762171],"twin_dists":[0.10155003727961992,0.13216615928469932,0.1329106080708332,0.1330029720596363,0.1415854938203128,0.14530528778718438,0.1526034293845879,0.16212398968736944,0.16693913581907874,0.17732872626236051,0.179405571728135,0.18182252164492008,0.18340094567676993,0.18578827864727504,0.1910150091087226,0.19357772020320274,0.1947791637821189,0.19951063166101388,0.20579443672814704,0.20688096475789836,0.2075666935005184,0.20935898477594966,0.21094157073720105,0.2111591569695614,0.21124396314121235],"n_dims_used":45,"mean_confidence":0.9158711751302083},"coverage":{"mean_confidence":0.9158711751302083,"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}}