{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005252},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004665","480:4800004657","480:4800004383","480:4800004482","480:4800005082","480:4800004656","480:4800005423","480:4800004987","480:4800005740","480:4800004477","480:4800005419","480:4800004301","480:4800005253","480:4800003917","480:4800005074","480:4800004147","480:4800005337","480:4800004662","480:4800005802","480:4800004740","480:4800005335","480:4800004388","480:4800004557","480:4800004735","480:4800005741"],"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":[0.6121378691025382,0.5762334871452777,0.5338051746778787,0.46808595385046675,0.4459927135577382,0.44413983122364764,0.4052361788135851,0.4020367829840022,0.3885491809588664,0.362337047787666,0.339393663061927,0.3156566257379603,0.3070002545219052,0.3012110222488955,0.2755204329092643,0.27391320155942234,0.2724095159217054,0.270493573137092,0.26997248077359787,0.26764675777329794,0.25516476034286256,0.2533889082389956,0.25135483519601215,0.242328716045882,0.2421797617505278],"twin_dists":[0.12867379904526202,0.13636726429657645,0.14552021613794547,0.1600255374626326,0.16504310286954058,0.16546803089738443,0.17456263827691643,0.1753268727107481,0.17857959485965685,0.18505910707266682,0.19092827108152724,0.197229731476307,0.19959361206343773,0.20119601169711024,0.20853600577852813,0.20900868782439364,0.20945246138960233,0.2100200924599343,0.21017490396351104,0.21086811761303623,0.21465434481932805,0.21520243959920834,0.21583324065691262,0.21867255134109947,0.21871997422825293],"n_dims_used":43,"mean_confidence":0.9199953301008358},"coverage":{"mean_confidence":0.9199953301008358,"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}}