{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010746},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010915","490:4900009934","490:4900010916","490:4900007773","490:4900011151","490:4900011433","490:4900011432","490:4900008120","490:4900008342","490:4900011075","490:4900010982","490:4900007774","490:4900008227","490:4900009940","490:4900011072","490:4900008345","490:4900010987","490:4900011076","490:4900011297","490:4900007787","490:4900011221","490:4900010024","490:4900010750","490:4900007901","490:4900010496"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6696193107087045,0.403896554236329,0.37865209900703883,0.34465231560321213,0.3096247196247259,0.2897058353048366,0.2864147602521523,0.2495121581636196,0.2415105729824759,0.22902202827507598,0.2040740255584817,0.2010299007194729,0.19988856919143047,0.19947701441581595,0.1991057258061588,0.19786964319961628,0.19777404846140512,0.18712952669016314,0.18601905981899433,0.1742192572220535,0.15506302307588068,0.15316563623266422,0.1525497572112165,0.14815751401927071,0.1463481476416202],"twin_dists":[0.11631504572629839,0.17488230149000814,0.18100025753864385,0.18956507491825889,0.19887293926995986,0.20443492113059494,0.20537541049804806,0.21640750354445099,0.21893325860959587,0.22298636977008046,0.2315463959992516,0.2326386426612791,0.23305108946705377,0.23320021252115358,0.23333492771665484,0.23378467125461413,0.23381953379470688,0.23777704361809554,0.23819888364194364,0.24279518183510546,0.25075690605869005,0.25158370088601173,0.25185368667806296,0.2538027479049673,0.2546180577771397],"n_dims_used":45,"mean_confidence":0.8869990878634982},"coverage":{"mean_confidence":0.8869990878634982,"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}}