{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005869},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005874","490:4900005875","490:4900008596","490:4900005211","490:4900006000","490:4900009043","490:4900008062","490:4900005745","490:4900008938","490:4900004660","490:4900005084","490:4900006007","490:4900008825","490:4900005876","490:4900007706","490:4900007932","490:4900006616","490:4900007817","490:4900005486","490:4900007587","490:4900007582","490:4900006726","490:4900006004","490:4900009041","490:4900006003"],"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":[0.16877326038728388,0.1441357210227665,0.10460947861585984,0.09520026498490225,0.09300983249483896,0.08376636052813535,0.0801371020151226,0.08005365981680054,0.07550331090900185,0.07174165894647395,0.06642796772003365,0.06165372562162235,0.05914112337764072,0.056002363026854005,0.05272132492046939,0.05190358890535643,0.04718420300997698,0.04606303799156661,0.045674425743255156,0.04186057170844002,0.037301869069127275,0.03500341013026661,0.03401306847672772,0.03138403075451478,0.026686731392423918],"twin_dists":[0.24499155905838302,0.25562518809994816,0.27596547616773326,0.28166734671839794,0.2830578661686963,0.2892281083664637,0.2917997561801496,0.29185997001211117,0.29522266585788653,0.2981282184435102,0.3024507239695212,0.3065820139858029,0.3088626535009776,0.31182652859337223,0.3150753593938264,0.3159111057579625,0.32096062195270747,0.32222194953656624,0.32266514606542807,0.3271914895041257,0.33308245362125943,0.33628764867069977,0.3377241374962987,0.3417183159056646,0.3496296839436096],"n_dims_used":45,"mean_confidence":0.9341932508680556},"coverage":{"mean_confidence":0.9341932508680556,"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}}