{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000232},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000013","480:4800000249","480:4800000264","480:4800000004","480:4800000200","480:4800000206","480:4800000102","480:4800000234","480:4800000252","480:4800000191","480:4800000174","480:4800000140","480:4800000193","480:4800000265","480:4800000015","480:4800000207","480:4800000208","480:4800000248","480:4800000076","480:4800000261","480:4800000113","480:4800000218","480:4800000250","480:4800000233","480:4800000116"],"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":[0.35825205094702717,0.3147923668438532,0.27072761841467563,0.2659484770140741,0.18802928648113904,0.1812337651452755,0.17530999748345605,0.1732660892722814,0.16094397237237862,0.15905352077438162,0.15032237317227531,0.1478356207169495,0.13290878458508024,0.13058833400863318,0.1223218795009348,0.11767837450613246,0.11655576417032926,0.10582376131420614,0.09640279252277592,0.08649041102082644,0.0759771915838444,0.06840149051754144,0.0511256852566589,0.05029140701695368,0.0485101061526605],"twin_dists":[0.18608965538510394,0.19746406884733836,0.2099506198210946,0.2113766778392061,0.2374365326504483,0.2400372557110371,0.24236120639502817,0.24317601186048246,0.24824032786563424,0.24904187452093696,0.25283685107184406,0.2539472546845721,0.2609211882329728,0.2620573273559251,0.2662331547355706,0.2686738738096293,0.26927497677348283,0.275259175954938,0.28091464977668223,0.28735573248384866,0.29486497747020934,0.30081357410682197,0.3167163600746773,0.31759137856768166,0.3195009067929971],"n_dims_used":42,"mean_confidence":0.9040669940766835},"coverage":{"mean_confidence":0.9040669940766835,"n_dims_used":42,"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}}