{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000476},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000680","480:4800001043","480:4800000411","480:4800000376","480:4800000320","480:4800001086","480:4800000384","480:4800000468","480:4800000470","480:4800000725","480:4800001201","480:4800000692","480:4800000537","480:4800000546","480:4800000646","480:4800000438","480:4800000687","480:4800000656","480:4800000799","480:4800000690","480:4800000447","480:4800000437","480:4800000395","480:4800000413","480:4800000549"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5254512640095081,0.5121377158493275,0.49981481537109823,0.4798323930002529,0.45135178092655737,0.44158407747888867,0.4212595609201873,0.39331150437599094,0.35379716569563013,0.3450475240167494,0.3184707044262871,0.3116641595969372,0.30827988843988235,0.29507174911823003,0.2947554262695633,0.29317066809229597,0.29067472617957557,0.2887652368672562,0.2767257471742147,0.27256342810752565,0.2676772020979066,0.2613632966086818,0.2521047473285315,0.24894437988368245,0.2473410880386962],"twin_dists":[0.14733719212449795,0.15024650777663473,0.15295637879499296,0.15739142026296063,0.16381783634562788,0.16605527067833586,0.17077444210426262,0.17742522044620307,0.18722041464791267,0.18946307441305724,0.1964692195257514,0.1983153297530198,0.19924178644766743,0.20291505564422838,0.20300419589695493,0.2034516367563797,0.20415925848586583,0.20470306067978558,0.20818263305534018,0.20940696913495077,0.21085901919685074,0.21275993150230071,0.2156003029127815,0.21658499562342456,0.21708760228203233],"n_dims_used":43,"mean_confidence":0.9162870895030887},"coverage":{"mean_confidence":0.9162870895030887,"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}}