{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008281},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008508","490:4900005732","490:4900008282","490:4900005597","490:4900011399","490:4900005729","490:4900008394","490:4900005993","490:4900008731","490:4900006123","490:4900005735","490:4900005863","490:4900005988","490:4900008059","490:4900009292","490:4900007213","490:4900007458","490:4900005989","490:4900007467","490:4900007342","490:4900005598","490:4900006601","490:4900007581","490:4900008619","490:4900007461"],"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":[0.02336128876341274,0.0015820499412877462,0.0005076170358448548,0.0004536743569053619,0.0003981314092766678,0.0002461879298885125,0.00024086815664338146,0.00015656666683499097,0.00012704931435456588,0.00008753694335270899,0.00005911426833172691,0.00004901878513108149,0.000045577018791056934,0.00004261240450567254,0.00003225326166701718,0.000024131846056936454,0.000022950127422532007,0.00002159863335439299,0.000020543759023980837,0.000019281725908596237,0.000016670547470680746,0.000011123713282599177,0.000008375957803099776,0.000006503924050772005,0.0000056712695586496795],"twin_dists":[0.35599234030418053,0.46642967369775123,0.50587015619167,0.5096024292211258,0.5139069110127296,0.5294489342989596,0.5301444386752604,0.5436772725368665,0.5501203427003852,0.5614259320064972,0.5730994337613275,0.578584848984983,0.5807032957144775,0.5826536345583012,0.5906617259157276,0.5988883737811742,0.6003008157922507,0.6020037778897415,0.6034051244615476,0.6051747746664666,0.6092170363874421,0.6203170814633238,0.6279843130126612,0.6347423373132062,0.638372345193751],"n_dims_used":45,"mean_confidence":0.9055692884657118},"coverage":{"mean_confidence":0.9055692884657118,"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}}