{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004379","480:4800004547","493:4930000036","493:4930003402","480:4800004459","493:4930000075","481:4810002753","493:4930002568","493:4930000640","493:4930000447","480:4800004977","493:4930000056","493:4930000825","481:4810002417","493:4930003753","493:4930001406","493:4930003948","493:4930003080","466:4660000701","490:4900002048","493:4930003778","493:4930001276","493:4930003947","480:4800004548","493:4930001705"],"twin_admin_codes":[480,480,493,493,480,493,481,493,493,493,480,493,493,481,493,493,493,493,466,490,493,493,493,480,493],"twin_sims":[0.5803464611528795,0.4936910338496046,0.42042244348861474,0.41762983527928926,0.3942122908073247,0.38821233525841,0.3680712794034429,0.33906341037500004,0.3313973855469939,0.32754630540277535,0.3096482442652581,0.2967937580921025,0.29169442987272576,0.28652332964462873,0.283607822345133,0.28020974394518855,0.2784045384570712,0.2686723573599161,0.2637387803823999,0.26021400461485117,0.25893396756897324,0.25672601664244904,0.2566507018716498,0.25662717939319246,0.2536363849258507],"twin_dists":[0.13548467759169094,0.15430984563271172,0.17097079788714897,0.1716270392089078,0.17720760631688703,0.17866149593643085,0.18362237828839043,0.19101425825694895,0.19302311953737944,0.1940418587025577,0.1988664953534099,0.20243077671172718,0.2038697290417431,0.2053442817342071,0.20618268417233798,0.20716644767029477,0.20769200955000017,0.21056196551482975,0.21204142105456616,0.21310902688083092,0.213498978689976,0.2141744766283281,0.2141975829353386,0.21420480042774248,0.21512591299797545],"n_dims_used":43,"mean_confidence":0.9223544098610101},"coverage":{"mean_confidence":0.9223544098610101,"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}}