{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001840","490:4900004156","490:4900004021","490:4900003208","490:4900001426","490:4900003061","490:4900001697","490:4900001693","490:4900001424","490:4900003199","490:4900002453","490:4900004585","490:4900003864","490:4900004580","490:4900003218","490:4900004442","490:4900003209","490:4900003215","490:4900003621","490:4900001993","490:4900001866","490:4900004298","490:4900003478","490:4900003359","490:4900001695"],"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":[0.6978469229381643,0.6872157484601502,0.6709317928301536,0.6401454723531255,0.6309943704378003,0.5953999945445967,0.5819509776753985,0.5524760744506992,0.5451652359991663,0.5162059378027535,0.5097325084817277,0.48724877169154496,0.4805310621591946,0.47612651130571054,0.4739512137679198,0.46674942591736635,0.4649293041469406,0.4596654461152677,0.4581094648029743,0.45297991650036135,0.45184905660567165,0.4486982601449882,0.4471902424552245,0.44648058427723164,0.4461364002593863],"twin_dists":[0.11016472892053775,0.11249064929831655,0.11603074167968831,0.12266916249577517,0.12463327719707534,0.13225812774698148,0.13514051263067747,0.14147918279842747,0.14305854228933612,0.14935560267090608,0.15077406441164706,0.155739002305242,0.15723541187474072,0.15822014305040952,0.15870756800588787,0.1603266460840108,0.16073718196449704,0.16192763838780747,0.1622804577733005,0.16344666703301408,0.16370441891638665,0.16442383416978953,0.16476882727971742,0.1649313298564158,0.16501017887695638],"n_dims_used":45,"mean_confidence":0.9167531331380209},"coverage":{"mean_confidence":0.9167531331380209,"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}}