{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005203},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005072","490:4900005343","490:4900005214","490:4900005073","490:4900005074","490:4900010609","490:4900005213","490:4900005215","490:4900007351","490:4900005209","490:4900005345","490:4900005338","490:4900005218","490:4900005079","490:4900005204","490:4900005350","490:4900005071","490:4900005337","490:4900009877","490:4900009474","490:4900005205","490:4900008821","490:4900011039","490:4900005064","490:4900005078"],"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":[0.3362391659361759,0.23606256868219033,0.13546701201155625,0.12724713472359406,0.0935847631352091,0.08359516612000292,0.07412677909560687,0.06974481762050562,0.06759841081288463,0.055235261682224444,0.05127466739493781,0.05113034885812265,0.05110359256937793,0.04597533554546072,0.04250570594639685,0.04203420486826613,0.03644786036728331,0.0321858771072103,0.02397230069368848,0.023684216055930383,0.022768565744774618,0.02107877641287563,0.020966045611670862,0.020923053777658015,0.01902073014690135],"twin_dists":[0.1917514510273896,0.2206841097716897,0.2596857909090102,0.26372031720533495,0.28269041281967844,0.2893473922421147,0.29627205454744976,0.29972106314060737,0.3014750714632312,0.3125716961631211,0.3165613547791141,0.31671150223691924,0.31673937792005086,0.3223216961718778,0.3264021032388618,0.32697802987720875,0.3342532586913941,0.3404707441232168,0.3547669073945679,0.35534127014089245,0.35720793778227655,0.36083090310383265,0.3610814876611937,0.3611773614551286,0.3656019105712126],"n_dims_used":45,"mean_confidence":0.9366354200575087},"coverage":{"mean_confidence":0.9366354200575087,"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}}