{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001974},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001881","491:4910001827","491:4910001082","491:4910002085","491:4910000550","491:4910002277","491:4910002320","492:4920006963","491:4910000837","492:4920006818","492:4920006735","492:4920004286","491:4910002034","492:4920006124","491:4910000545","492:4920005213","492:4920004019","492:4920003996","492:4920004182","492:4920005287","492:4920006851","492:4920004143","491:4910001651","491:4910000272","491:4910003551"],"twin_admin_codes":[491,491,491,491,491,491,491,492,491,492,492,492,491,492,491,492,492,492,492,492,492,492,491,491,491],"twin_sims":[0.6486642292338112,0.5614361849252814,0.5478536595665284,0.45584985519925936,0.4421848877673796,0.3771724783610535,0.3410846343692821,0.3212645989484279,0.30618204499507173,0.2779697601012617,0.26536624111372875,0.2624576632614393,0.26126815578159557,0.26020156260292626,0.25446904891936795,0.2477892725123552,0.22775544801890765,0.2184576080109129,0.21321804128682925,0.21208761923587946,0.21166331192173493,0.20951860936578678,0.20332595430807007,0.20326778678953725,0.20027027425452715],"twin_dists":[0.12083773313793636,0.13954796544645137,0.14247735263902184,0.1627935941577745,0.16591710364894746,0.18136475235444005,0.19048869857030515,0.19571789630567882,0.19981901577971253,0.20781889919954702,0.2115514967351758,0.21242841363280593,0.21278879372508722,0.21311281141403476,0.21486877815809852,0.21694689362931394,0.2234054725874633,0.22653054143505658,0.2283310185280873,0.22872337450829355,0.22887101211386232,0.229620349890421,0.23181376523927108,0.23183458323030928,0.23291297127164146],"n_dims_used":45,"mean_confidence":0.8986601087782118},"coverage":{"mean_confidence":0.8986601087782118,"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}}