{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790002136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002220","479:4790002299","479:4790002898","470:4700008437","479:4790001268","479:4790002467","479:4790002641","479:4790002558","472:4720001384","470:4700008651","470:4700006464","470:4700007735","470:4700006860","479:4790003479","479:4790001879","468:4680002313","470:4700008930","470:4700008276","470:4700006319","479:4790000365","470:4700007251","468:4680001984","468:4680007064","470:4700006323","470:4700007186"],"twin_admin_codes":[479,479,479,470,479,479,479,479,472,470,470,470,470,479,479,468,470,470,470,479,470,468,468,470,470],"twin_sims":[0.5627848487244405,0.5357884830657068,0.5282930341958193,0.5106018751752679,0.4921839884538604,0.42931753976176434,0.42652177482328585,0.4234727367206018,0.41861911427021675,0.4153935229371014,0.40471285540304636,0.3972352852037508,0.3926122485440625,0.3858280223719013,0.3831594306147861,0.37825198231692647,0.377980658733058,0.3740519094961408,0.3700756717003604,0.36982328135509235,0.3666456364747496,0.358204501358435,0.3566120421128952,0.3558929758869852,0.35493677632976783],"twin_dists":[0.13925765787894506,0.1450897201070466,0.14671841680267492,0.15058330479162285,0.15464367101097087,0.1688926151534942,0.1695438542932315,0.1702561051066006,0.1713943534085247,0.17215390767338826,0.1746874581338631,0.17647897740790253,0.17759430784305327,0.17924218351354737,0.17989413156424203,0.18109875526455968,0.1811655764617889,0.18213577871165745,0.18312282225710264,0.1831856513891585,0.1839785196299927,0.18610168629081653,0.18650508211104552,0.1866875371023013,0.18693045700704994],"n_dims_used":44,"mean_confidence":0.9193709113381126},"coverage":{"mean_confidence":0.9193709113381126,"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}}