{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000957},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000477","480:4800000512","480:4800000349","480:4800000995","480:4800000583","480:4800000762","480:4800001146","480:4800001150","480:4800000316","480:4800000713","480:4800000800","480:4800000766","480:4800000404","480:4800000532","480:4800000751","480:4800000439","480:4800000564","480:4800000324","480:4800000405","480:4800000801","480:4800000763","480:4800000960","480:4800000933","480:4800000646","480:4800000728"],"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":[0.5329664222667925,0.5206958343022438,0.3699076646619123,0.3257864696267872,0.285016664091949,0.28319296832488716,0.2673448076554797,0.2667069081048099,0.2630488544859513,0.2618316271047922,0.25739498166093855,0.25008656137883967,0.23988375615212368,0.23776059736978605,0.23647984434616487,0.22386565401087294,0.2217839777281909,0.21544614451450142,0.1966747432896582,0.1901608310712605,0.1896818128570097,0.1845374932770628,0.1769000569485931,0.17576626885789653,0.17558362185681203],"twin_dists":[0.14570237279702916,0.14837433700887426,0.18316464294484805,0.19450959157829165,0.20577690419711148,0.20630240352624707,0.2109583914972243,0.21114931245003568,0.2122496834596446,0.21261795325546953,0.2139694283019065,0.21622820322625977,0.2194533620570292,0.22013560897524398,0.22054908237845808,0.22470231828384946,0.22540250974952844,0.2275617694575845,0.23422128086873092,0.23663438703766349,0.23681410168971692,0.23876446053516995,0.24173199980410126,0.24218023966089441,0.24225264103899521],"n_dims_used":43,"mean_confidence":0.9132679784020712},"coverage":{"mean_confidence":0.9132679784020712,"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}}