{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000709},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000652","489:4890000819","472:4720002355","489:4890000877","489:4890000995","489:4890001370","489:4890000226","489:4890000648","470:4700005465","489:4890001303","489:4890001263","489:4890000716","489:4890001304","499:4990002007","472:4720002089","472:4720002428","489:4890000314","489:4890000385","489:4890000315","489:4890000686","489:4890000458","472:4720002095","470:4700005733","489:4890001060","489:4890000766"],"twin_admin_codes":[489,489,472,489,489,489,489,489,470,489,489,489,489,499,472,472,489,489,489,489,489,472,470,489,489],"twin_sims":[0.8093358884918512,0.6935345961639685,0.5401793429266699,0.517768183343419,0.5048259365581659,0.5034815154676804,0.5013351777412322,0.4889342572234648,0.48488267256427225,0.47960574027687036,0.4791242106419603,0.4791161156147626,0.47380230974475684,0.4585455679539744,0.450278758683213,0.44900358717421174,0.4481688420134659,0.431085616124849,0.4301838645051777,0.4273166727194083,0.4263043211050731,0.4164891821553571,0.41449312684716577,0.41427155812686695,0.41094881727393484],"twin_dists":[0.08447659213207491,0.11110975364842629,0.14413775541969198,0.14901394345099825,0.15185227958053388,0.1521482007339457,0.1526210779339095,0.15536454964408378,0.15626532956265066,0.15744204593098332,0.1575496268803383,0.15755143572671587,0.15874096023360762,0.16218152795942967,0.1640627270651563,0.16435403692899034,0.16454490062495192,0.16848165912556565,0.16869116834911033,0.16935851442688715,0.16959458104315364,0.17189562196995586,0.17236638268984547,0.17241869891983125,0.17320471856223418],"n_dims_used":45,"mean_confidence":0.9146582709418403},"coverage":{"mean_confidence":0.9146582709418403,"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}}