{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004778","480:4800004772","479:4790004046","480:4800002401","481:4810002411","480:4800004408","480:4800004847","480:4800002725","480:4800004096","480:4800005015","478:4780003906","493:4930000427","481:4810003374","481:4810002964","468:4680002885","473:4730004513","490:4900002353","480:4800003603","467:4670002101","468:4680005645","480:4800004551","485:4850004803","480:4800005690","480:4800005776","469:4690002344"],"twin_admin_codes":[480,480,479,480,481,480,480,480,480,480,478,493,481,481,468,473,490,480,467,468,480,485,480,480,469],"twin_sims":[0.34882417914863123,0.33063954878753526,0.1791935983285685,0.10178224421782761,0.0860590956492532,0.06095635802716978,0.05990306300964977,0.059208691291681374,0.057799164516501876,0.05269455073417884,0.049176216878750546,0.04322936544479388,0.04025521422733092,0.03721304144244841,0.03200839283241994,0.03039022814025439,0.026102319670203433,0.025553733312080742,0.025153297732774933,0.02467348883771159,0.02417429429885584,0.023695192901349325,0.023679100846784148,0.020845490888746994,0.020740520451275654],"twin_dists":[0.18849144516132793,0.19322307676467937,0.24083146272882106,0.27763505868754246,0.28764903673351866,0.30720722794852373,0.30816277456189717,0.30880029019736827,0.31011356857615735,0.3151025522469182,0.31878010616989155,0.3255285440167506,0.32920125023128194,0.33320316614327394,0.34074457851919254,0.3433029670947413,0.35069628070858344,0.35171641053718566,0.3524730546608783,0.3533935125215864,0.3543677413708358,0.35531927466329544,0.355351523048891,0.36135076503448343,0.3615863392915874],"n_dims_used":43,"mean_confidence":0.919332459915516},"coverage":{"mean_confidence":0.919332459915516,"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}}