{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004979},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004469","492:4920001413","480:4800005333","480:4800005069","492:4920001200","492:4920000438","492:4920000579","492:4920000895","480:4800005490","480:4800005157","492:4920001241","480:4800004468","492:4920001006","492:4920001201","480:4800005067","492:4920000952","492:4920001284","480:4800005494","480:4800005487","492:4920000959","480:4800002559","492:4920000390","480:4800005408","492:4920001287","492:4920000477"],"twin_admin_codes":[480,492,480,480,492,492,492,492,480,480,492,480,492,492,480,492,492,480,480,492,480,492,480,492,492],"twin_sims":[0.2915698947030314,0.21669396636495622,0.17785656009327122,0.15979502588421862,0.15370359509692713,0.140203808578404,0.1268520800395515,0.12432041686632095,0.11780556110080895,0.11776927122112554,0.11319324215602142,0.11188784911364755,0.10829546928049871,0.09254285806781734,0.08626335675928705,0.08578924279851055,0.08550931966679617,0.08517767608829144,0.08345133685909635,0.08233739393855719,0.08041066176630458,0.07886888872326378,0.07764696187688701,0.07760980904812885,0.07585693966019112],"twin_dists":[0.20390505662473873,0.22713330317663277,0.24135543572382107,0.248726656719422,0.25134852413437014,0.25744374230085154,0.2639191210032092,0.2652044051799151,0.2686060492211094,0.26862539574304173,0.27110245825332974,0.2718231913651755,0.27384071593240056,0.2833576438562748,0.28750998904663083,0.2878331384497091,0.28802459839653055,0.2882520810802336,0.2894477596635123,0.2902298117031171,0.2916027010303303,0.2927204096781592,0.2936187780775802,0.2936462706181109,0.29495557377772713],"n_dims_used":43,"mean_confidence":0.9097067367198856},"coverage":{"mean_confidence":0.9097067367198856,"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}}