{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005254","491:4910005200","491:4910005298","491:4910005380","491:4910005049","491:4910005236","491:4910005892","491:4910005698","491:4910005000","491:4910005148","491:4910005726","491:4910004835","491:4910004836","491:4910005868","491:4910005202","491:4910005820","491:4910005299","491:4910004889","491:4910005725","491:4910005532","491:4910005348","491:4910005149","491:4910004783","491:4910005448","491:4910005097"],"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":[0.5966453379838166,0.566716118320639,0.46691263828210045,0.40554916752142767,0.39585377952161055,0.35297789267894153,0.2979263747140917,0.2529016329134471,0.25048987005306433,0.23585388147861747,0.23564769473456082,0.21986500606710646,0.21450032720519618,0.2084015178723521,0.19616854978674486,0.19603736126892582,0.19041429262625803,0.18942980743514995,0.18359448208477164,0.16936220337134564,0.16287446459047933,0.15701309282682127,0.1473950705285798,0.13875487394657648,0.13480643230314943],"twin_dists":[0.13199138660306464,0.13841193645558594,0.16028985986475477,0.17448802054890725,0.17681164211646244,0.18742916636815699,0.20211315307801864,0.2153532575668253,0.21610246744177064,0.2207516979679286,0.22081851474658412,0.2260518732418146,0.22788765200145916,0.23001271728414976,0.23440679493454142,0.23445492812076318,0.23653942309287615,0.23690877469821747,0.2391261147025928,0.2447516082222795,0.2474288299373205,0.24991483280745638,0.2541454069178452,0.2581234703757567,0.2600031032514609],"n_dims_used":45,"mean_confidence":0.8882227579752604},"coverage":{"mean_confidence":0.8882227579752604,"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}}