{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001550},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001439","480:4800001598","480:4800001766","480:4800001708","480:4800001318","480:4800001546","480:4800001319","480:4800001656","480:4800001607","480:4800001492","480:4800001946","480:4800001709","480:4800001659","480:4800001948","480:4800001346","480:4800001501","480:4800001342","480:4800001375","480:4800001493","480:4800001882","480:4800002442","480:4800001438","480:4800001775","480:4800001433","480:4800001572"],"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":[0.4561494200706952,0.4121902595558345,0.36979926871522806,0.33637145077284286,0.3244878768709664,0.3098960453565982,0.305044788372598,0.30059486903339,0.2998025372726569,0.29419548905301823,0.286630104356912,0.2847868388376519,0.273021706868206,0.2654021996571941,0.26462018427898043,0.2619930734543266,0.2559760107166406,0.25474098425029706,0.23897398851801044,0.23026244130999343,0.20522756090758038,0.20303669559809276,0.20058212575032447,0.1990420835843635,0.1780303061172003],"twin_dists":[0.16272551289463075,0.17291072328725093,0.18319163011875242,0.191716847165465,0.1948556324961344,0.19879863422877367,0.20013289059934794,0.20136760707926213,0.20158856947816173,0.2031621257159377,0.20531367443857804,0.20584301675446134,0.20927160791893323,0.21154069310583457,0.2117758533144239,0.21256904637340548,0.21440476739145914,0.21478491757892926,0.2197452198160709,0.22257740732963013,0.23113542244220778,0.23191733052304575,0.23280026384495173,0.23335803651888784,0.241287188504936],"n_dims_used":43,"mean_confidence":0.9203058287154796},"coverage":{"mean_confidence":0.9203058287154796,"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}}