{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000360},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000317","500:5000000641","500:5000000316","500:5000000228","500:5000000267","500:5000000649","500:5000000647","500:5000000428","500:5000000429","500:5000000589","500:5000000533","500:5000000470","500:5000000326","500:5000000427","500:5000000321","500:5000000275","500:5000000266","500:5000000642","500:5000000323","500:5000000219","500:5000000121","500:5000000120","500:5000000481","500:5000000265","500:5000000095"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.7755099208909618,0.7743000422398215,0.7481417422424892,0.7391563727978547,0.7357650808290045,0.73118067108201,0.7303427321136401,0.7297502490391886,0.7223531798242709,0.7132950147038704,0.7035957284007847,0.6998625636617443,0.6985912801709817,0.6887307449651061,0.688318684284962,0.6866781944642534,0.686021866552024,0.6851771140417766,0.6848363167389722,0.6798228527790553,0.6672130656062367,0.6658986478410496,0.6636067100855259,0.6635264719064335,0.6605230563176651],"twin_dists":[0.09260961725291153,0.09289355282223923,0.09893722580951861,0.10097618693239475,0.10174145429778048,0.10277244710934381,0.10296046992889808,0.1030933385709547,0.10474698917220292,0.10675970073751088,0.10890133934908336,0.10972223764942896,0.11000137974404782,0.11215996747088539,0.112249933246495,0.1126079238683243,0.11275106948172976,0.11293524484013623,0.11300952566584227,0.11410093133628411,0.1168359211175895,0.11712026256620929,0.11761575964672584,0.11763309955175541,0.11828182988169542],"n_dims_used":44,"mean_confidence":0.9164243177934126},"coverage":{"mean_confidence":0.9164243177934126,"n_dims_used":44,"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}}