{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000993","491:4910001058","491:4910001327","491:4910001127","491:4910001000","491:4910001005","491:4910001123","491:4910001195","491:4910001067","491:4910001124","491:4910001266","491:4910001057","491:4910001189","491:4910001335","491:4910001503","491:4910001265","491:4910001329","491:4910001385","491:4910001184","491:4910001194","491:4910002308","491:4910001250","491:4910001502","497:4970000698","491:4910002412"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,497,491],"twin_sims":[0.32956779627546184,0.2664915233430651,0.1948324832617474,0.16915632092275046,0.12631371674706707,0.12213013726664756,0.08249717531994481,0.081429682650066,0.07356227399947485,0.05627954565743182,0.049837130155795356,0.04154297944173935,0.03967076702044211,0.0390495957473867,0.03796429945826524,0.030561000848845332,0.026127305153504223,0.023559622008850752,0.023312695426273875,0.022413843793012395,0.020583568643841612,0.01980199156419351,0.015919062693799627,0.01569809272617402,0.015300956136913733],"twin_dists":[0.19350629099456756,0.21121384038918078,0.23489804714425588,0.24483542186544363,0.26419079897237435,0.26633252552858466,0.2901171184276223,0.29087335834195643,0.2967069551796324,0.31155934620124776,0.31807293321555213,0.32758386586438,0.329949743370694,0.330755554358021,0.3321898474300839,0.3430275369196296,0.3506502607837155,0.35559155365553674,0.35609098616661905,0.3579486238174211,0.36194051449283976,0.3637400570392087,0.3737244369542403,0.37435478095350033,0.37550754770523365],"n_dims_used":45,"mean_confidence":0.8966680738661025},"coverage":{"mean_confidence":0.8966680738661025,"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}}