{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002664},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003759","480:4800002669","480:4800003204","480:4800002607","480:4800002613","480:4800003078","480:4800003687","480:4800002616","480:4800003239","480:4800002942","480:4800002656","480:4800002954","480:4800002668","480:4800003505","480:4800003195","480:4800002618","480:4800003187","480:4800003035","480:4800003698","480:4800002861","480:4800003285","480:4800002670","480:4800003389","480:4800002552","480:4800003240"],"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":[0.5892865016125161,0.5620442565847807,0.5539988254639171,0.5142024963505745,0.4414290120535456,0.422428229343009,0.4168067657807366,0.4052579277772772,0.404566068929358,0.3695976730625002,0.3655717634239688,0.35929466167429924,0.33199725759917487,0.31380115843512046,0.3076203313171019,0.30410798100510145,0.30278767977039994,0.29477717013357035,0.29368947457851585,0.2935710251705141,0.2847690079973201,0.2775395836929118,0.27748160303620556,0.26716014872654065,0.2588614067427691],"twin_dists":[0.13356791268735493,0.1394170631669356,0.1411506510952808,0.14979412011744522,0.16609094257619725,0.17050059195105302,0.17182081083545392,0.17455745240783196,0.17472248168996632,0.1832418315479836,0.18424724379526375,0.18582606141726304,0.19286501911109635,0.19773327755180756,0.19942302141978638,0.20039195195998674,0.2007578505896677,0.2029980666357438,0.20330499963326332,0.20333846503143835,0.20584814739554175,0.20794456487474594,0.2079615116077783,0.2110136300917399,0.2135211200055871],"n_dims_used":43,"mean_confidence":0.9131244393282159},"coverage":{"mean_confidence":0.9131244393282159,"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}}