{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003639},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003774","490:4900003770","490:4900002369","490:4900003237","490:4900003635","490:4900003241","490:4900004193","490:4900003240","491:4910002162","490:4900003632","490:4900004880","490:4900004333","490:4900004206","490:4900005294","490:4900003113","490:4900003502","490:4900005019","490:4900004336","490:4900003782","490:4900003926","490:4900002965","490:4900004331","490:4900003925","490:4900003244","490:4900003922"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.48898036893580626,0.484527103420587,0.46087655555055407,0.4316371309269316,0.4199866526399797,0.41803979808447655,0.36759444892838344,0.34158222020484824,0.29160547535395387,0.28463212195135773,0.2714735661126661,0.2602654455736298,0.26002117719778367,0.24369447757392695,0.23732751196135554,0.21376213900701174,0.21333914620001315,0.21095522314059978,0.2041760699683131,0.20087735929554165,0.19849408709165867,0.19214716166193319,0.18888816630846997,0.18694159490110723,0.16929834648333983],"twin_dists":[0.15535431081303822,0.1563444924734367,0.16165331378174957,0.1683536101502659,0.1710730831954763,0.1715305843962357,0.18374141882302533,0.1903595721937265,0.20389496234914217,0.2058875413912561,0.20972944405804117,0.21309338109960257,0.21316769270193897,0.21823860745884507,0.2202752616199312,0.22814267037815514,0.2282890680242027,0.22911783893911564,0.2315099762668147,0.23269367353839668,0.23355722811666949,0.23589252491676257,0.23711255619736776,0.23784831066918977,0.2447775961842943],"n_dims_used":44,"mean_confidence":0.8970964605158026},"coverage":{"mean_confidence":0.8970964605158026,"n_dims_used":44,"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}}