{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004541},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004711","480:4800003970","480:4800004537","480:4800004368","480:4800004626","480:4800004628","480:4800004050","493:4930006182","480:4800004285","480:4800004451","480:4800004540","480:4800004452","480:4800003888","493:4930000392","490:4900001034","480:4800005722","490:4900000666","480:4800004630","480:4800004627","493:4930000178","490:4900000559","480:4800004538","480:4800004450","490:4900004446","466:4660000268"],"twin_admin_codes":[480,480,480,480,480,480,480,493,480,480,480,480,480,493,490,480,490,480,480,493,490,480,480,490,466],"twin_sims":[0.8577141237898657,0.6124904248035545,0.5868802006270377,0.5500235616967455,0.505915549573684,0.5040817013237283,0.47746081137859386,0.4337727682298937,0.4296421298029771,0.41726775559118173,0.41634931973201666,0.4147752698146697,0.36520276924537315,0.3599677681465787,0.3599489665016193,0.3550290931459234,0.3539366318788935,0.35235003339680476,0.31791240454510206,0.3160461554385095,0.300902738087949,0.29805415147978803,0.2954451420081767,0.2880245690609362,0.27833097806055257],"twin_dists":[0.0719566603060263,0.12859830052191315,0.13408363935891257,0.14200861073716778,0.15161259968542293,0.1520160672172257,0.15792152278948057,0.16785838693191085,0.16881711870122543,0.17171226188093044,0.17192857622536384,0.17229978131954532,0.1843396718721469,0.1856560937771335,0.1856608392173615,0.18690698943113837,0.18718490350415853,0.1875893161554092,0.1966197989995162,0.19712423223988204,0.20128184155497325,0.20207736475149726,0.20280990553373449,0.2049145727569011,0.20771346959357637],"n_dims_used":43,"mean_confidence":0.9215421454851017},"coverage":{"mean_confidence":0.9215421454851017,"n_dims_used":43,"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}}