{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007147","490:4900007143","490:4900007022","490:4900006900","490:4900006768","490:4900007393","490:4900001618","490:4900007268","490:4900007273","490:4900001349","490:4900006656","470:4700001811","490:4900006769","490:4900006645","490:4900002203","490:4900006778","490:4900006530","490:4900007269","490:4900006903","490:4900007019","490:4900001883","470:4700001224","490:4900007148","490:4900007265","490:4900001882"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,490,470,490,490,490],"twin_sims":[0.8712149279243815,0.8103660203674458,0.6003989083132132,0.5257023689937836,0.517310658898514,0.5140136715188494,0.49793577315367804,0.48883610883211365,0.4294499498915243,0.40813288669251024,0.4049537720708461,0.3849048225057762,0.36209921183448507,0.3470431357054135,0.3442235752637047,0.344054956429869,0.3414038487255761,0.332460732683169,0.3297736673924324,0.328311155243689,0.32623745554126243,0.32057531431440167,0.31766545471774305,0.3075182679505138,0.3051210624135863],"twin_dists":[0.06819748100270569,0.08422222943275445,0.13118750441034607,0.1472824861097032,0.14911397705883123,0.14983547222634663,0.15337117681697063,0.15538634387832018,0.16886181504481068,0.17387302761686896,0.17462998722971884,0.17946748117260417,0.18511894469947535,0.18894896329641794,0.1896757999877933,0.1897193669978467,0.1904058490406487,0.19274297394297693,0.19345184966248438,0.1938390081287808,0.19438959464020958,0.1959029142984492,0.19668645155790582,0.19945108665921943,0.20011181834767994],"n_dims_used":45,"mean_confidence":0.9100479125976563},"coverage":{"mean_confidence":0.9100479125976563,"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}}