{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000313","497:4970001739","497:4970000498","497:4970000684","497:4970000209","497:4970000842","497:4970001828","497:4970000697","497:4970000211","497:4970000910","497:4970000755","497:4970000843","497:4970000999","497:4970000257","497:4970000550","497:4970000264","497:4970001427","497:4970001344","497:4970000617","497:4970001428","497:4970000203","497:4970000556","497:4970000998","497:4970001910","497:4970001912"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.6804612083005255,0.5204595061615052,0.5082411740854602,0.49981743709109944,0.49018247913054286,0.4414904856513292,0.4291322104695777,0.4233277476394536,0.40169230322413285,0.3978263393285986,0.39635315130463267,0.3960838239357842,0.36567605312521917,0.3354910032029205,0.3348184072726691,0.33467512825757395,0.3300552872501447,0.3226129518624076,0.29947042799844403,0.2753257183576317,0.23004948190652916,0.22966328316385567,0.21104546605001048,0.2095742378398783,0.20673428724317713],"twin_dists":[0.113962100534512,0.14842593624848713,0.1511014944555367,0.15295580035679654,0.15508749162459165,0.16607680035087166,0.16893573138461057,0.17029002745693994,0.17540932090534037,0.17633681452935596,0.1766913325865975,0.17675621074140446,0.1842211291391691,0.1919472988270738,0.1921235676006562,0.19216114189086395,0.19337740727352135,0.1953566119924552,0.2016812883808939,0.2085931806520843,0.22264751617970255,0.22277476686752923,0.2290863506863833,0.22960084818206108,0.23060098992172048],"n_dims_used":45,"mean_confidence":0.8920871310763889},"coverage":{"mean_confidence":0.8920871310763889,"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}}