{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000980},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000331","487:4870000276","487:4870001069","487:4870001622","487:4870001262","487:4870001529","487:4870000569","487:4870001259","487:4870000884","487:4870000722","487:4870000983","487:4870000146","487:4870000140","487:4870000714","487:4870000383","487:4870000064","487:4870000713","487:4870001357","487:4870000445","487:4870000797","487:4870000134","487:4870000636","487:4870000451","487:4870000558","487:4870000325"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.5555055603711495,0.5013619459114481,0.4948468792599213,0.4490770503038208,0.37906607570638046,0.29929418282525383,0.2843541510686127,0.2710576933831872,0.2653997084844768,0.2647317762327443,0.24148681142407577,0.22324593657663316,0.22155289991386296,0.21058566070050924,0.1996431527412979,0.19873642310307374,0.1979623329210256,0.19679429684698677,0.19642919463282485,0.19525526162140083,0.1833662968422133,0.1760368340698439,0.17558474645096464,0.17479288166177775,0.17029190198611166],"twin_dists":[0.1408257111719514,0.15261517700362953,0.15405401601122232,0.16433724604385563,0.1808984009922479,0.20173051728867994,0.20596757285722667,0.20985270527231373,0.2115414415413024,0.21174226996207643,0.21894083894758445,0.22491031057845853,0.2254805050149652,0.22924688499408125,0.23313998832536448,0.23346909447084058,0.23375087926566657,0.2341775141623903,0.23431123024928924,0.23474234562369983,0.23921382266102192,0.24207308589275467,0.24225219508506204,0.24256671166099358,0.2443740415554325],"n_dims_used":43,"mean_confidence":0.9080929423487464},"coverage":{"mean_confidence":0.9080929423487464,"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}}