{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001356},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001712","491:4910001216","491:4910000838","491:4910000842","491:4910000961","491:4910000839","491:4910000953","492:4920004146","492:4920007025","491:4910001934","492:4920006611","491:4910001829","492:4920006890","492:4920004553","491:4910001348","492:4920004284","492:4920005594","492:4920004618","492:4920004081","492:4920006959","492:4920005710","491:4910001757","491:4910001827","491:4910001640","491:4910001935"],"twin_admin_codes":[491,491,491,491,491,491,491,492,492,491,492,491,492,492,491,492,492,492,492,492,492,491,491,491,491],"twin_sims":[0.5737618968146934,0.5647526132347348,0.4623505856704916,0.4605151459668623,0.43220061483701067,0.42317956036759974,0.4017758831574097,0.392264819650299,0.3735858953412777,0.36726056068334545,0.3481325414137622,0.33925310903800837,0.33856246487289826,0.33017157562655053,0.32835067558698233,0.3176213980197349,0.3060121226474199,0.304981331046941,0.3020387274968152,0.2994682784453594,0.2967067215597831,0.2947473215569693,0.29474120248386265,0.29032406514620507,0.2897058353048366],"twin_dists":[0.1368979097597913,0.13883424708918427,0.16131978024937088,0.16173514868111094,0.16822285062095957,0.17032470309434458,0.17538931385221387,0.17767837187056826,0.1822511911870021,0.18382481988285598,0.18866896814669906,0.19096486132817914,0.1911447743707855,0.1933466781917322,0.1938285337764392,0.19669834567442426,0.1998658702768018,0.2001504242977588,0.20096582211636618,0.20168188869317616,0.20245521413672174,0.20300648055925105,0.2030082055081264,0.20425896301937663,0.20443492113059494],"n_dims_used":45,"mean_confidence":0.8992250230577257},"coverage":{"mean_confidence":0.8992250230577257,"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}}