{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004100},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004511","490:4900003539","494:4940008998","490:4900004513","490:4900001801","490:4900008198","490:4900003147","490:4900004800","490:4900004119","490:4900005069","490:4900011259","490:4900004248","490:4900009979","490:4900005077","490:4900008846","490:4900004386","490:4900004801","490:4900009195","490:4900012213","490:4900004946","490:4900006002","490:4900010186","466:4660012118","490:4900010105","490:4900012081"],"twin_admin_codes":[490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.3064882242575646,0.05261256671830354,0.0485317957871881,0.04847059893892077,0.04763025324894652,0.04117191790507121,0.03812716014977838,0.03793664001046024,0.030991827936150424,0.02781303055326826,0.024835251533166517,0.024727534440879263,0.02419068013979402,0.023468667042775126,0.022304325174493097,0.020351304469985176,0.015253711803149389,0.013135716023991667,0.01287171637026436,0.012853643069399144,0.009942183128474228,0.009866824621320384,0.009853854055651702,0.009634012799038687,0.008860276799511667],"twin_dists":[0.19973462760543456,0.31518588963614813,0.319477306653257,0.31954391659577785,0.32046577229039397,0.32804551751368516,0.331972419912397,0.3322268526949504,0.3423384925546533,0.3476296639724544,0.35308147347835017,0.3532890626531919,0.3543354875580432,0.3557749885808908,0.35817936326547933,0.36246898041566633,0.37564643138610604,0.3822998584767009,0.38319457702746573,0.3832564212860836,0.39439820416314403,0.39472346769438105,0.39477967476392745,0.39574252099123,0.39929497769300026],"n_dims_used":45,"mean_confidence":0.9271007961697049},"coverage":{"mean_confidence":0.9271007961697049,"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}}