{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000155},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000043","480:4800000156","480:4800000040","495:4950000201","480:4800000153","480:4800000122","495:4950000343","495:4950000637","495:4950000591","495:4950000389","495:4950000493","495:4950000344","495:4950000294","495:4950000444","495:4950000586","480:4800000152","495:4950000293","495:4950000134","495:4950000767","495:4950000635","495:4950000722","495:4950000290","495:4950000593","495:4950000492","495:4950000530"],"twin_admin_codes":[480,480,480,495,480,480,495,495,495,495,495,495,495,495,495,480,495,495,495,495,495,495,495,495,495],"twin_sims":[0.42574147234242093,0.37497520607281565,0.31379980698305054,0.2972683854355713,0.2816142378466163,0.28126264212724866,0.2582147483350713,0.22768641963035657,0.1898791461593544,0.16962956023363876,0.15637647621046125,0.12672391444800835,0.12203538960165405,0.11589921126374342,0.11350579278436781,0.10681403274024068,0.10265118649784298,0.09530732495594015,0.08604938371797533,0.08466095647707644,0.08198031097054748,0.07903586763293172,0.07832687524114684,0.0775191704705898,0.07635153608459212],"twin_dists":[0.16972592993509744,0.18190732470406104,0.19773364493100762,0.20229758873870543,0.20675896787509804,0.20686085904762727,0.21371861527181127,0.22342835787763624,0.23674002920008536,0.244642877845992,0.25018889026603397,0.2639837186996552,0.26638167259526657,0.26962859013147555,0.2709308442614938,0.2746878239235905,0.27711810751857946,0.2816000323201765,0.2876556545253477,0.2886079229562339,0.2904822947733539,0.2925985158580836,0.2931175108564954,0.2937133862626338,0.2945836888184801],"n_dims_used":42,"mean_confidence":0.9012710934593564},"coverage":{"mean_confidence":0.9012710934593564,"n_dims_used":42,"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}}