{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660013623","466:4660013630","487:4870000686","487:4870000931","494:4940003939","466:4660013328","466:4660013866","487:4870002295","487:4870002036","490:4900003052","487:4870001299","494:4940002113","494:4940004905","466:4660013867","494:4940007378","494:4940007718","487:4870002024","494:4940006730","466:4660013117","487:4870001296","494:4940007374","466:4660013250","487:4870001492","494:4940008783","487:4870000606"],"twin_admin_codes":[466,466,487,487,494,466,466,487,487,490,487,494,494,466,494,494,487,494,466,487,494,466,487,494,487],"twin_sims":[0.35236983893910145,0.3298505516211777,0.32521663760871955,0.31542229547439515,0.29271405810271034,0.2792254089569247,0.26955155520330754,0.2675088263120942,0.2590135276647464,0.25644088953581406,0.24294680435576527,0.20458606846518881,0.20106771001425908,0.1975949982497828,0.1954785970899613,0.1903854244338485,0.19033989181350286,0.1894147676233889,0.1875474360686247,0.18703538228580566,0.18617845077510023,0.1860901893526049,0.1860564703171583,0.1784865420425884,0.17711321296573718],"twin_dists":[0.187584262034138,0.19343152289638937,0.19466134244645325,0.1972932324117412,0.20358082171808978,0.20745276779611801,0.2103000917926294,0.21090934706830444,0.2134747060989955,0.2142619752436061,0.21847597056294513,0.23136377306635375,0.232625007017526,0.2338848631592093,0.234660189686591,0.23655023462404443,0.23656728953825576,0.23691442761625,0.2376187448044503,0.23781273855630988,0.23813822628195022,0.23817181028252468,0.23818464353235433,0.2411082045127645,0.24164795765448813],"n_dims_used":43,"mean_confidence":0.9129329947538154},"coverage":{"mean_confidence":0.9129329947538154,"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}}