{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010250},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010055","490:4900008015","490:4900010335","490:4900010058","490:4900009663","490:4900009957","490:4900009562","490:4900010763","490:4900010056","490:4900010256","490:4900010153","490:4900009860","490:4900010060","490:4900010510","490:4900007998","490:4900010244","490:4900010068","490:4900008453","490:4900010594","490:4900010767","490:4900010229","490:4900010161","490:4900010051","490:4900009730","490:4900009747"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.48216391784361007,0.39445902255682197,0.3291674532615169,0.3200286269353918,0.3141496460013018,0.3112009799253365,0.21586680706981567,0.21283610039698414,0.21088944680234523,0.1601757318161348,0.15841659061111724,0.14898259054110297,0.14444939874920182,0.12955235661569306,0.11864229976663468,0.11480761996228152,0.11100652614889457,0.10944308392117438,0.10320535793188995,0.10266125304811234,0.10185654321554519,0.09943909527244792,0.09469211009908024,0.08660345446174966,0.08505169038619427],"twin_dists":[0.15687108578301134,0.17714804046821894,0.19361221274699958,0.19604981488764167,0.19763857457133796,0.19844178548075167,0.22741713961536586,0.22846342778519185,0.22914079588744862,0.2485652298334979,0.24931349224056654,0.25343340347121324,0.255481703310273,0.26256948244035777,0.2681612357749793,0.27021993198711974,0.2723134643252189,0.27319064577883906,0.2767902008035818,0.2771121387757922,0.27759072227677734,0.2790464465616847,0.2819876666221192,0.2872790529392615,0.2883386828683348],"n_dims_used":45,"mean_confidence":0.8941028171115452},"coverage":{"mean_confidence":0.8941028171115452,"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}}