{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003261},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000492","493:4930001745","493:4930003429","493:4930001943","493:4930003614","493:4930002574","493:4930002745","487:4870007111","493:4930002407","493:4930003081","493:4930002581","493:4930002741","493:4930002584","493:4930001222","493:4930001327","493:4930002072","493:4930003958","493:4930001324","488:4880004744","493:4930001178","493:4930000429","466:4660000494","493:4930003613","481:4810002319","487:4870007259"],"twin_admin_codes":[493,493,493,493,493,493,493,487,493,493,493,493,493,493,493,493,493,493,488,493,493,466,493,481,487],"twin_sims":[0.6403353575460061,0.6331602833689268,0.5886259783647235,0.5521837953151101,0.517447979476402,0.500453292609114,0.46936454776094,0.4576344829561584,0.44520395178742944,0.43962103719097034,0.4210026904861342,0.406761743073311,0.40642836198732735,0.3960397592745603,0.39273279591357885,0.3857908712634923,0.37807329104948756,0.37758054271622427,0.3736427485742707,0.37053861655128406,0.3655797163332275,0.3621749535967063,0.36081127343630065,0.35143075031995047,0.3493874912885476],"twin_dists":[0.12262837448566216,0.12416866015334385,0.1337094661866842,0.1415422578469804,0.1490839509104494,0.15281553453619173,0.15973775545954008,0.1623882457327984,0.16522390972751175,0.16650721750854267,0.17083467656475868,0.17419917976044494,0.17427855435961673,0.17676682739030955,0.1775651482448722,0.17925124491574515,0.18114276048343747,0.18126415904415533,0.1822371071956804,0.1830076337750355,0.18424525221552537,0.18509988651218057,0.1854433272692978,0.1878240685541786,0.18834699614584982],"n_dims_used":45,"mean_confidence":0.924519517686632},"coverage":{"mean_confidence":0.924519517686632,"n_dims_used":45,"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}}