{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001724},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001788","491:4910001843","491:4910001229","491:4910003367","491:4910001988","491:4910001937","491:4910003339","491:4910001669","491:4910001437","491:4910002150","491:4910001898","492:4920003934","491:4910002550","491:4910002049","491:4910001610","491:4910002144","492:4920000407","491:4910001897","491:4910001948","491:4910003143","491:4910003495","491:4910002418","491:4910001667","492:4920006975","491:4910003484"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,492,491,491,491,491,491,491,492,491],"twin_sims":[0.18743602520761038,0.17397350079255064,0.15493129716590104,0.14561157661891913,0.13423647477206582,0.12808848439396495,0.12641047389721208,0.11245688475550696,0.10875422648924006,0.10637729704417741,0.10129513878395632,0.10120662986906087,0.0958894471610638,0.09060697106588717,0.0850038977356988,0.08216097202474185,0.07943894857164717,0.07656824361388133,0.07288169564706025,0.06983091565315827,0.06755782934706447,0.06146745882139673,0.05916496591078386,0.058271720108944984,0.05810711721104396],"twin_dists":[0.2376609216289849,0.24289322902919125,0.2508140661331889,0.2549520961092891,0.26027782394695337,0.2632984766998299,0.2641419071232961,0.27150822267146546,0.27358021417811734,0.2749392957227667,0.2779263569249612,0.27797940440180735,0.28123505870550114,0.28461330144091584,0.2883715619922764,0.2903544448428233,0.29230511842843987,0.29442135862926594,0.297234881762538,0.2996516256370413,0.3015086679390883,0.3067484380624764,0.30884064081347123,0.309670368956398,0.3098244090543498],"n_dims_used":45,"mean_confidence":0.8968436347113715},"coverage":{"mean_confidence":0.8968436347113715,"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}}