{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001373},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003515","490:4900001642","490:4900003252","490:4900003251","490:4900003119","490:4900003954","490:4900004089","490:4900001372","490:4900002986","490:4900002696","490:4900001245","490:4900002996","490:4900004500","490:4900002687","490:4900002092","490:4900004354","490:4900004365","490:4900002995","490:4900003670","490:4900001506","490:4900003934","490:4900003134","490:4900002695","490:4900003529","490:4900002536"],"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":[0.22317093075347288,0.18241486719230843,0.1767245646906821,0.17241427790936031,0.17095745293594,0.13656102322508662,0.12950060671042196,0.12549821506877457,0.11356298871608703,0.10216691722170707,0.08039883493629638,0.07920825559744162,0.06440852658735463,0.06090473706649653,0.058847767625012384,0.05316585495230139,0.05168636803774967,0.051545182366309054,0.05149631063642264,0.050622096887787564,0.049597854801319514,0.046215595646240136,0.04598911659411037,0.043518405240651405,0.0424851424496371],"twin_dists":[0.22493551045327834,0.2395803574017893,0.241801246147518,0.24351761481482107,0.24410465738474488,0.25916282006738306,0.2625951469644806,0.26460400873536954,0.27089947877008586,0.27740578562070345,0.29161120920647365,0.2924728902048266,0.3041675606261577,0.307253740955234,0.3091340947708691,0.31462554469495263,0.3161349487421053,0.31628085818915197,0.31633144247850264,0.31724310514384196,0.3183280484753624,0.32204881946846026,0.32230601202156667,0.32518306628930504,0.32642710858756885],"n_dims_used":45,"mean_confidence":0.9043701171875},"coverage":{"mean_confidence":0.9043701171875,"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}}