{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010414},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010415","490:4900010839","490:4900011231","490:4900010855","490:4900010666","490:4900010673","490:4900011841","490:4900011230","490:4900011160","490:4900010684","490:4900012052","490:4900011650","490:4900011654","490:4900012049","490:4900010586","490:4900011374","490:4900009833","490:4900010757","490:4900010316","490:4900010227","490:4900010500","490:4900011077","490:4900010416","490:4900011306","490:4900010821"],"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":[0.29815926367242496,0.15162684495645057,0.14976330081540662,0.11909953102900726,0.11746132310647593,0.10954990082885713,0.10106356487283458,0.09988098097873176,0.08161644834971941,0.07768413249118936,0.07738637633925136,0.07664190813458208,0.07502958536896956,0.07160305686927095,0.07107103330131129,0.06749106255387435,0.06346979169501467,0.06296854286308974,0.06285909199692317,0.06143424840598612,0.05843397579923535,0.057910330150554044,0.05632153664017783,0.05532578011801327,0.05498446969824242],"twin_dists":[0.20204793117720032,0.2522597701691908,0.2530853057867575,0.2679191838235702,0.2687897503088284,0.27313040791270843,0.2780652265931626,0.27877830167112955,0.2907404782973921,0.29359128296258685,0.29381183115565146,0.2943662626545097,0.29558205135306925,0.2982376098281503,0.29865910855288663,0.3015639784386322,0.30498065050689527,0.30541884851305195,0.3055149116661911,0.3067781540861239,0.3095188759993103,0.31000904077759706,0.3115189650642046,0.31248332217535213,0.31281717416965793],"n_dims_used":45,"mean_confidence":0.8929122077094184},"coverage":{"mean_confidence":0.8929122077094184,"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}}