{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004680},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004957","490:4900004817","490:4900004963","490:4900005234","490:4900004971","490:4900005093","490:4900004672","490:4900004689","490:4900004818","490:4900003987","490:4900003036","490:4900004128","490:4900004673","490:4900003035","490:4900005231","490:4900003310","490:4900004402","490:4900004547","490:4900001832","490:4900005099","490:4900004959","490:4900001680","490:4900004671","490:4900007621","490:4900005891"],"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":[0.8417179460613685,0.6792862245603726,0.6004827522155198,0.5704975415773846,0.5586179068505985,0.5262127836814028,0.5153258628659478,0.511768263791251,0.5068553052253758,0.4991024107711653,0.480595592897487,0.4752566662667387,0.4457563494312567,0.44481175196736855,0.4438586914083572,0.4415483108203719,0.4405269064469061,0.4367192783789242,0.43625994667661777,0.434220538365244,0.4306662123845663,0.42136438170873025,0.4099733863884751,0.4090344172732956,0.4021936662355088],"twin_dists":[0.07624203250934534,0.11421760846179421,0.1311695493772551,0.13759911335376,0.14015492045262037,0.14717130448396534,0.14954818365624306,0.15032750204528383,0.151405993993836,0.15311359027276925,0.15722100621232657,0.1584149637785026,0.16509727151253445,0.16531385872792692,0.1655325649642062,0.1660634981580519,0.1662985634593055,0.1671767358345085,0.16728287765990946,0.1677546800423898,0.16857907946432468,0.1707498667553791,0.17343599043867927,0.1736588457499442,0.17528933465532465],"n_dims_used":45,"mean_confidence":0.9233552720811632},"coverage":{"mean_confidence":0.9233552720811632,"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}}