{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000599","479:4790001249","479:4790001934","479:4790001940","479:4790000535","479:4790000532","479:4790001856","479:4790001777","479:4790001175","479:4790001932","479:4790000821","479:4790000389","479:4790000807","479:4790000868","479:4790001010","479:4790000673","479:4790000877","479:4790001604","479:4790003140","479:4790000557","479:4790001941","479:4790000743","479:4790002023","496:4960002872","479:4790001094"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,496,479],"twin_sims":[0.7816160191953565,0.6344975162121801,0.6125974690683464,0.5881602011237754,0.5730697597828809,0.570874843519743,0.5698188753539694,0.5677366499504499,0.5535311685125082,0.5527733916415245,0.5469606993197329,0.5404231632507273,0.5313160442681708,0.5312166328418517,0.5275106493902674,0.5262353014227821,0.5246454515836444,0.5204409137421454,0.515967801480524,0.504142212971016,0.5031315033022767,0.5031035295099684,0.49707430403201275,0.49699625469022946,0.4957485010417247],"twin_dists":[0.09116998136886152,0.12388173215531784,0.12857537721207343,0.1338092900042167,0.13704655042067748,0.1375180449349248,0.13774494872723286,0.1381925101486961,0.14125153260116927,0.14141502590240101,0.14267034030699255,0.14408493723711124,0.14606096746467473,0.14608257500854616,0.14688870259546546,0.14716640008344767,0.14751278679388863,0.1484299958992505,0.14940770453594984,0.15200274767792077,0.15222527714618095,0.1522314379026122,0.15356149352213105,0.1535787408971434,0.15385457517168916],"n_dims_used":45,"mean_confidence":0.9218232048882379},"coverage":{"mean_confidence":0.9218232048882379,"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}}