{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000275},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000369","500:5000000323","500:5000000370","500:5000000228","500:5000000641","500:5000000324","500:5000000187","500:5000000647","500:5000000321","500:5000000642","500:5000000322","500:5000000427","500:5000000121","500:5000000316","500:5000000428","500:5000000317","500:5000000326","500:5000000429","500:5000000646","500:5000000533","500:5000000375","500:5000000649","500:5000000276","500:5000000645","500:5000000644"],"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":[0.9518805214640119,0.9475829628182685,0.9427711910270264,0.9407363587415022,0.9317444570279977,0.9229591510067764,0.9140594885440407,0.8969891858515046,0.8772753793267226,0.8749026616692915,0.8739864274514852,0.8728364687557323,0.8700914353180392,0.8623637692164171,0.8571553136325741,0.8331622889122551,0.826361758241106,0.8137240068936821,0.813407193525215,0.8071592456079552,0.8038136481109674,0.7962629158090276,0.7931794567772918,0.7876296274256683,0.7837333113051571],"twin_dists":[0.04078793193941415,0.042618144764975274,0.04458750801802879,0.04539753369281977,0.048835808626254175,0.05200506030905155,0.055058090052714455,0.060558698637966916,0.06646080791204707,0.06714464334461581,0.0674073444159561,0.06773600410253473,0.0685158947196619,0.07067799938416922,0.07210926912967436,0.07846973772122337,0.0802121146299537,0.08338994534604893,0.0834686752943478,0.08501260929073297,0.08583275415266019,0.08766784779513488,0.08841119882304889,0.08974079265857116,0.09066810980181819],"n_dims_used":44,"mean_confidence":0.916218410838734},"coverage":{"mean_confidence":0.916218410838734,"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}}