{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005553","493:4930000143","480:4800005565","480:4800005222","480:4800005310","480:4800005129","480:4800005564","493:4930000391","480:4800005396","480:4800004961","480:4800005853","480:4800004532","493:4930005722","480:4800003878","480:4800003963","480:4800003883","480:4800004693","480:4800004185","480:4800004041","480:4800005641","480:4800004049","480:4800005642","480:4800004109","480:4800005482","480:4800004198"],"twin_admin_codes":[480,493,480,480,480,480,480,493,480,480,480,480,493,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7072327809571394,0.5957970226249825,0.5842205750083663,0.5192770649997078,0.515509733166286,0.49515153890391056,0.4907884086903388,0.4703156569350652,0.4497384616025172,0.44183493994920736,0.4366571913093976,0.43512633099525855,0.43403556091931433,0.43395516573212295,0.4297303626041585,0.42739380859102416,0.41677760839234607,0.4146744235535744,0.41336745431977423,0.406038709011131,0.37807562906722214,0.36478693279502145,0.36456685266585015,0.35396020080088564,0.3531693701316771],"twin_dists":[0.10809980530967216,0.13217308591483443,0.1346538121318595,0.14868418999852467,0.14950794187792238,0.15398661287172813,0.15495307430263813,0.15952385514444406,0.16418611887375253,0.16599757152455694,0.16719108025113155,0.1675450225627352,0.16779751699218076,0.16781613713590496,0.16879660064489937,0.1693405368536704,0.1718276782347853,0.1723235843754428,0.17263229924645426,0.1743713634207473,0.18114218464869877,0.18444388969532174,0.18449907088498063,0.18717890305750584,0.18738035517312512],"n_dims_used":43,"mean_confidence":0.9213499024856923},"coverage":{"mean_confidence":0.9213499024856923,"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}}