{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001401},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001230","477:4770001285","477:4770001289","477:4770001460","477:4770001459","477:4770001457","477:4770001109","477:4770001283","477:4770001348","477:4770001342","477:4770001347","477:4770001510","477:4770001627","477:4770001343","477:4770001623","477:4770001290","477:4770001685","477:4770000989","477:4770001628","477:4770001883","477:4770001231","477:4770001350","477:4770001514","477:4770001168","477:4770001508"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9159970793773882,0.7862131773306539,0.7798805771828478,0.6743402543108278,0.5279399692734545,0.5148227677165502,0.5099909693736842,0.5067163751856301,0.4789380067263822,0.4745231666856266,0.47049141658851723,0.4678879189850411,0.4665078825544653,0.4400401474608842,0.43917327520146543,0.4162586400462612,0.4117983566494479,0.41027793691557374,0.40058520417068205,0.3935847923790805,0.3893847055206764,0.386196233194982,0.38490716026508115,0.36250950247381475,0.3608311959679769],"twin_dists":[0.054405507156585736,0.09007847744524543,0.09158029777137505,0.11529175089678062,0.14679525447558014,0.1496583089159145,0.15071734324254926,0.15143653142629568,0.1575912369136825,0.15857933782289818,0.15948434355892344,0.16007013448057117,0.16038109534113332,0.16641066057332898,0.16661041522459316,0.17194994462922766,0.17300349094267206,0.17336375649146982,0.17567451203363849,0.17735917448614388,0.1783765885797615,0.1791523968388536,0.17946691034135684,0.18501573131665505,0.18543830506008907],"n_dims_used":45,"mean_confidence":0.9214128282335069},"coverage":{"mean_confidence":0.9214128282335069,"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}}