{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001607},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001331","480:4800001440","480:4800001660","480:4800001375","480:4800001610","480:4800001775","480:4800001943","480:4800001608","480:4800001550","480:4800001716","480:4800001950","480:4800001265","480:4800001501","480:4800001663","480:4800001380","480:4800001330","480:4800002111","480:4800001835","480:4800001896","480:4800001391","480:4800001498","480:4800002059","480:4800001346","480:4800001549","480:4800001832"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4931566679884297,0.42348531631445185,0.4168844674078914,0.41320694259938795,0.39832661598125096,0.39240449962197904,0.3766722521122166,0.34597719654907133,0.2998025372726569,0.2943620029326771,0.26089142465503123,0.23847761466932552,0.23742809258656355,0.23568472737275276,0.2304254645432991,0.22036797051708928,0.220040397774853,0.21390492914051631,0.2138957879047344,0.20593477559098722,0.20284481683995936,0.19958804445387734,0.19349878544316504,0.18914212464931643,0.18634557140418417],"twin_dists":[0.1544281787147292,0.17025316215265884,0.17180251088423892,0.17267024233809664,0.1762165613446104,0.1776445706872397,0.18148813717539306,0.18922337631126696,0.20158856947816173,0.20311514206953935,0.2129031448882513,0.21990476375704793,0.22024281360092984,0.22080651115126265,0.2225237669734567,0.225881308853295,0.22599236508096512,0.2280932949844005,0.22809645526440397,0.2308842421304671,0.231986086075159,0.23315996093261218,0.23539076672488662,0.23701695867466638,0.23807466650830014],"n_dims_used":43,"mean_confidence":0.9205867856047875},"coverage":{"mean_confidence":0.9205867856047875,"n_dims_used":43,"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}}