{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002409","487:4870000513","487:4870004357","487:4870001651","487:4870003390","487:4870003672","494:4940008287","496:4960008774","487:4870001556","494:4940008186","487:4870001743","487:4870001535","487:4870007025","494:4940007347","487:4870000648","494:4940008272","494:4940006916","487:4870001819","494:4940006595","494:4940008651","487:4870003529","494:4940008090","494:4940006912","487:4870003260","494:4940008289"],"twin_admin_codes":[487,487,487,487,487,487,494,496,487,494,487,487,487,494,487,494,494,487,494,494,487,494,494,487,494],"twin_sims":[0.18850048862682614,0.1744403360648461,0.14687319018281614,0.14377429198674607,0.13237342281873699,0.11360904723566423,0.11357309691120275,0.11003773746303541,0.1091480601485409,0.10268340746940596,0.10219776733718461,0.09872703918412855,0.09787183708820384,0.09602338505199293,0.09380757009902221,0.09066902715694089,0.08877555392899567,0.08562722680924667,0.08310076456540083,0.08230321353103776,0.08139235566076403,0.08114206424529322,0.08030460214184293,0.07946291824573154,0.07898411105382828],"twin_dists":[0.2372586633454146,0.24270706435650855,0.2543807071729767,0.2557908031797854,0.2611819783777495,0.2708742297301983,0.27089393683492374,0.2728558757771465,0.2733572569680833,0.2770990044003239,0.277387427530816,0.27948050697811905,0.2800050839745959,0.2811513303822589,0.28254848981877984,0.28457272279199064,0.2858209049166058,0.28794389229351347,0.28969297728972365,0.29025394173507624,0.2908999449956074,0.29107847111195206,0.2916790357873384,0.2922877088869268,0.29263627578344364],"n_dims_used":43,"mean_confidence":0.9123150137967841},"coverage":{"mean_confidence":0.9123150137967841,"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}}