{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000494},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000394","480:4800000457","480:4800000490","480:4800000459","480:4800000302","480:4800000303","480:4800000456","480:4800000790","480:4800000362","480:4800001075","480:4800001074","480:4800000789","480:4800000831","480:4800000369","480:4800001030","480:4800000338","480:4800000492","480:4800000787","480:4800000990","480:4800001027","480:4800000426","480:4800001029","480:4800000827","480:4800000829","480:4800000393"],"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":[0.5308784975674834,0.44484788122186536,0.4282307618761965,0.4083245226802197,0.3838635959059183,0.3577097986820185,0.3345471309914729,0.3164659042929999,0.29994728220306477,0.2956139627545822,0.2762984418063647,0.2758526349465449,0.2662334146947164,0.2652669188710927,0.25331451651700804,0.2377423766660928,0.22856447259885787,0.22738959732866007,0.223985534572739,0.21874040374141251,0.21054517811396828,0.20931572769525678,0.20877005989874,0.20825060375923,0.2070723703639564],"twin_dists":[0.14615607666117902,0.16530557140188123,0.16914555914643978,0.17382748207230558,0.1797218911804021,0.18622690366424166,0.19219471600019242,0.19701063086053436,0.2015481781122247,0.20276239014148648,0.20830780210614075,0.20843851692603624,0.2112912108780565,0.2115813425257645,0.2152254528543372,0.22014148107607673,0.2231375945701311,0.22352681708956718,0.2246621277268811,0.2264341944738325,0.22926103029058195,0.22969150409971145,0.22988311261957198,0.23006583409275727,0.23048143836832302],"n_dims_used":43,"mean_confidence":0.9130141679630723},"coverage":{"mean_confidence":0.9130141679630723,"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}}