{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000474},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002021","487:4870000120","487:4870000403","487:4870002020","487:4870000533","466:4660013214","487:4870000149","466:4660007421","487:4870002282","487:4870003347","487:4870000528","487:4870002018","487:4870000407","487:4870003650","487:4870001100","466:4660010839","487:4870000347","487:4870012993","487:4870000299","494:4940007969","487:4870002409","487:4870002366","496:4960007134","487:4870001848","490:4900012989"],"twin_admin_codes":[487,487,487,487,487,466,487,466,487,487,487,487,487,487,487,466,487,487,487,494,487,487,496,487,490],"twin_sims":[0.46125691645357925,0.37814982688913085,0.375312626523179,0.3662828794182658,0.30960075231609535,0.26824575702047393,0.2565948182538157,0.23477071383496645,0.2275452092615161,0.21355620945106807,0.20350010730869442,0.19854531949872162,0.18297186765335385,0.1828581467887576,0.17372461865518116,0.17355359896690478,0.17193351650528674,0.16917533795984024,0.1664010688356494,0.16348860158481013,0.1573101786079407,0.15516757970735157,0.15448348761123148,0.15360412977007132,0.15071354381843236],"twin_dists":[0.16156721225374326,0.18112391122776395,0.18182390462067335,0.18406925106458988,0.19887950473181584,0.21068922195704085,0.21421473060415297,0.2211031369214934,0.22347518829792684,0.22821391802648786,0.23175146079091694,0.23353858953525108,0.23936561180110824,0.23940941814661176,0.24299262410957337,0.24306098254518022,0.24371094849346936,0.24482767705981676,0.24596419784487988,0.24717213488880493,0.2497872177231049,0.25071156089048807,0.25100865140382506,0.25139196135965775,0.25266341697610645],"n_dims_used":43,"mean_confidence":0.9124005339866461},"coverage":{"mean_confidence":0.9124005339866461,"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}}