{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001806},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001250","480:4800001532","480:4800001527","480:4800002472","480:4800001529","480:4800001314","480:4800001865","487:4870004195","480:4800002152","480:4800001816","480:4800002333","480:4800002101","480:4800001367","480:4800002195","480:4800002199","480:4800002477","480:4800001880","480:4800002517","480:4800001821","480:4800001807","495:4950002356","480:4800001361","480:4800002478","480:4800001594","480:4800001878"],"twin_admin_codes":[480,480,480,480,480,480,480,487,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480],"twin_sims":[0.3127150172643755,0.14144336941656885,0.07231678519264864,0.06147863252106111,0.06128128105888881,0.06109233441711224,0.046824018068416864,0.0408887178053136,0.03858136082634597,0.03851696187691045,0.03543724487788683,0.031109204939475218,0.02934506690353544,0.028621717236601542,0.028237847837715355,0.027825023728355876,0.0256343908250246,0.022380138030986412,0.02234665075936175,0.020753267881183927,0.01943414757366567,0.019002926780038273,0.018303701501323048,0.01810351943991795,0.01600093154705071],"twin_dists":[0.19802882546783754,0.2568663807511151,0.29767612230741775,0.30673844301935427,0.3069151967209634,0.3070848612292274,0.32136307533483005,0.32840022397318275,0.3313701668087907,0.33145519100252585,0.33566924407344173,0.34215218740656256,0.3450181608499477,0.3462362004880159,0.34689337363854567,0.34760874520109003,0.3515652444520428,0.3580195323567879,0.3580900731455987,0.3615576762386194,0.36460853444148233,0.36564511137857686,0.367370458432707,0.3678750236671951,0.3734928481133471],"n_dims_used":43,"mean_confidence":0.9128535958223565},"coverage":{"mean_confidence":0.9128535958223565,"n_dims_used":43,"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}}