{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001634},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001793","480:4800001578","480:4800001514","480:4800001685","480:4800001518","480:4800001735","480:4800001281","480:4800001969","480:4800001733","470:4700003499","480:4800001851","480:4800001275","480:4800001836","480:4800001620","480:4800001466","480:4800001849","470:4700003672","470:4700005041","470:4700003675","480:4800001613","480:4800001521","480:4800002215","480:4800001848","480:4800001951","480:4800002125"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,470,480,480,480,480,480,480,470,470,470,480,480,480,480,480,480],"twin_sims":[0.6051072986202689,0.49914752467526946,0.45307599401176485,0.3565504173512262,0.3237327561634605,0.3050627433983814,0.29506155036939297,0.28792624103678943,0.2729059876023586,0.2693691795184406,0.2566604799217406,0.24828227031801905,0.2443943565734929,0.24148422472886552,0.23871551017247922,0.22697495172941382,0.2241502276462703,0.2133861276001843,0.21172135685047208,0.2079336953201113,0.20602475917207705,0.19958714080475717,0.1917321929537473,0.19066236507240178,0.18374432841652225],"twin_dists":[0.13017926765918594,0.15310363279853345,0.16342477946805611,0.18652071126972716,0.19505720619906752,0.20012792988466527,0.202917928786403,0.20494267668239857,0.20930577457497804,0.21035436984343261,0.21419458282176115,0.21679230418842557,0.21801684337803998,0.2189416641761706,0.21982827269698102,0.22366450222653975,0.22460693689764544,0.22827279809583953,0.2288508035603385,0.2301774608759559,0.2308523251252615,0.2331602884691119,0.2360470653176369,0.2364465637400802,0.2390685598066641],"n_dims_used":43,"mean_confidence":0.9217499134152435},"coverage":{"mean_confidence":0.9217499134152435,"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}}