{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810000715},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810000591","481:4810000970","481:4810000842","481:4810000400","481:4810001162","481:4810001648","481:4810000455","481:4810001647","481:4810001147","481:4810002771","481:4810002340","481:4810002395","481:4810001219","481:4810001952","481:4810000943","481:4810000284","481:4810000314","481:4810000878","481:4810002254","470:4700000016","481:4810002428","481:4810000422","481:4810000899","481:4810000882","481:4810000698"],"twin_admin_codes":[481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,470,481,481,481,481,481],"twin_sims":[0.7175411050021024,0.6768482876565032,0.6493099477577005,0.6375601825139492,0.602564493479567,0.6009285248407742,0.5919931809725276,0.5703478432169431,0.5688408946566518,0.5674147110230369,0.5495299493292453,0.5493445608161454,0.5430571368848522,0.5407479704095005,0.5406447344816891,0.5368252534458502,0.536212223443254,0.5225584723017201,0.5201247431842884,0.5174506936890979,0.5093427144423817,0.5077256518058043,0.5057754808161454,0.5034024322867996,0.5020259601510529],"twin_dists":[0.10581783081248251,0.1147473436652752,0.12069876919142954,0.12322434993008617,0.130723761988873,0.13107408871713166,0.13298794434160618,0.1376312796864695,0.13795513637812018,0.1382617257769319,0.14211521381003545,0.1421552553399945,0.14351462758921582,0.14401458201900372,0.14403694269538767,0.14486480576308466,0.14499778456064227,0.14796784412747227,0.1484990368829507,0.1490833574473694,0.15085962166116582,0.15121473818559966,0.1516434025890863,0.15216561442069163,0.1524688256168354],"n_dims_used":45,"mean_confidence":0.9210862901475695},"coverage":{"mean_confidence":0.9210862901475695,"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}}