{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012829","490:4900013066","490:4900013030","490:4900012700","490:4900012953","490:4900012341","490:4900012270","490:4900012759","490:4900012951","490:4900012467","490:4900012479","490:4900012617","490:4900013240","490:4900012999","490:4900013109","490:4900013248","490:4900012940","487:4870001380","490:4900013144","490:4900012393","490:4900013064","490:4900012407","490:4900012994","487:4870000319","487:4870001379"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,487,487],"twin_sims":[0.3627605868726038,0.3163269507615524,0.25964968484477113,0.2578380636488436,0.25153254162020094,0.250942928809242,0.24995011656619098,0.2401186261488265,0.23699304808343216,0.233734382391211,0.2336216154794479,0.22619922834562048,0.20691167943931957,0.19537119074243117,0.1768644484746825,0.16937884938616893,0.16865361322881373,0.16454640821618127,0.16011738967539738,0.1486687218707042,0.14389341750190143,0.14066983173656206,0.12913545616150834,0.12798512864930334,0.12296244570701084],"twin_dists":[0.18495259734446914,0.19704822798386876,0.2132807927249017,0.2138338019384357,0.21577800146111883,0.21596137567624796,0.21627077069061296,0.2193781315343637,0.22038322659433676,0.22144037512716971,0.22147713032064037,0.22392253349334612,0.2305382445997394,0.23469969193324972,0.24174604636581776,0.24474483491797444,0.24504037998696032,0.2467316277581545,0.24858994994744713,0.25357372811299433,0.2557361830365841,0.2572262340361077,0.2627764580060947,0.263350184553823,0.2659020381642788],"n_dims_used":45,"mean_confidence":0.9110675387912326},"coverage":{"mean_confidence":0.9110675387912326,"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}}