{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005608},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005841","491:4910005931","491:4910005879","491:4910005875","491:4910005505","491:4910005940","491:4910005836","491:4910005834","491:4910005506","491:4910005943","491:4910005842","491:4910005912","491:4910005942","491:4910005707","491:4910005565","491:4910005461","491:4910005914","491:4910005458","491:4910005555","491:4910005870","491:4910005941","491:4910005801","491:4910005700","491:4910005843","491:4910005462"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5492149685964464,0.5323065679073979,0.4797024062077908,0.46923410632299345,0.39721041383338274,0.38863303033721186,0.3741437855690237,0.3702160356589888,0.3548494208700196,0.34998154813724514,0.347340232100431,0.3466715961578341,0.3462814106067089,0.3446797195676874,0.3441995903990038,0.34214139375953856,0.3379840957008723,0.335690973113112,0.32280777673809463,0.3186181994382824,0.31615883467063954,0.2939363841739706,0.25668624474194146,0.24765481947942436,0.23319545126773883],"twin_dists":[0.14218324691573794,0.14584571851068429,0.1574204534745697,0.15976710260542704,0.17648496170081518,0.17855921282027423,0.18211303314501703,0.183087889781169,0.18695266627930135,0.1881947956007637,0.18887255876984435,0.18904456100794376,0.18914501462409705,0.18955800014705318,0.18968199640236735,0.1902145833680419,0.19129559179173364,0.19189492922054888,0.19530447943431556,0.19642946336748068,0.1970937282083819,0.20323526617373744,0.21418667797346078,0.21698908833677744,0.22161613931494403],"n_dims_used":45,"mean_confidence":0.8863371955023871},"coverage":{"mean_confidence":0.8863371955023871,"n_dims_used":45,"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}}