{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009731},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008335","490:4900009113","490:4900009533","490:4900008889","491:4910005208","491:4910005305","490:4900009321","491:4910005456","491:4910004800","490:4900009320","491:4910005407","491:4910005156","490:4900009431","490:4900008558","491:4910005871","490:4900008447","490:4900008133","490:4900008561","491:4910005557","490:4900008677","491:4910004798","490:4900009219","491:4910004955","490:4900008882","490:4900008446"],"twin_admin_codes":[490,490,490,490,491,491,490,491,491,490,491,491,490,490,491,490,490,490,491,490,491,490,491,490,490],"twin_sims":[0.3996239796759616,0.27719417715017075,0.200330504116053,0.12915100079798317,0.1045518274162621,0.09001895598101524,0.07686643383888463,0.06792491644748623,0.06642964024925323,0.06545764597908846,0.05647231269892265,0.05524752316820978,0.05442057209251449,0.04694682834525431,0.03738930669673082,0.03700374093242751,0.03577899437488522,0.03357213972953309,0.032406545695191365,0.032377521804880835,0.031484043565874816,0.029509862226809163,0.02712488709100265,0.026835857225616527,0.02627928232474962],"twin_dists":[0.17590503043217717,0.20804555308788308,0.23289119395353222,0.262768731617374,0.2759991679075386,0.28499890258226424,0.29419859559348266,0.30120536083688365,0.30244931982647844,0.3032702471600835,0.31137417413226065,0.3125597181480534,0.31337252640404123,0.3212255629659323,0.33296386786774695,0.333488564804232,0.3351866181493764,0.3383751961200542,0.3401320758056934,0.34017650712148195,0.3415612307644477,0.3447442739113512,0.3488431451005073,0.34936074521254873,0.35037115419313825],"n_dims_used":45,"mean_confidence":0.8830187479654948},"coverage":{"mean_confidence":0.8830187479654948,"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}}