{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003397},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003399","480:4800002999","480:4800003157","480:4800003453","480:4800003454","480:4800003343","480:4800003398","480:4800003000","480:4800003401","480:4800003700","480:4800003508","480:4800002619","480:4800002808","480:4800002605","480:4800003634","480:4800003024","480:4800003115","480:4800003448","480:4800003635","480:4800003455","480:4800003767","480:4800003511","480:4800003457","480:4800003028","480:4800003768"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6564374388259947,0.5499641626971307,0.4010943095065837,0.39284578846052687,0.3691912644450588,0.35878034676329407,0.35875681343896765,0.31132671452685684,0.3081300336132908,0.30781551775786514,0.2720602489503903,0.26581441480749773,0.20497475192215847,0.1963749084505866,0.19409548176737793,0.18463500861799972,0.1758428566547284,0.17386126390471185,0.16282964955779652,0.157740939681199,0.15289450986314096,0.13125676628875746,0.12867197530786473,0.12679435168553183,0.12525346136379262],"twin_dists":[0.11916334685984377,0.14202143802050568,0.17555252134870986,0.1775378198863441,0.18334307703402158,0.18595604203037897,0.185961991788756,0.19840744722130996,0.1992829443781932,0.19936936425820848,0.2095557539292357,0.21141690946999084,0.23122535587138637,0.23433112687509633,0.23517003319987068,0.23872713676049248,0.24214989616347313,0.2429380400528731,0.24744758901144143,0.24960249352558359,0.25170245749505654,0.2617285000707248,0.2630071526296324,0.2639482109765414,0.2647284214449286],"n_dims_used":43,"mean_confidence":0.9136185756949491},"coverage":{"mean_confidence":0.9136185756949491,"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}}