{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003475},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002469","490:4900001573","490:4900002762","490:4900003202","490:4900003227","490:4900002161","490:4900004437","490:4900002763","490:4900001703","490:4900002615","490:4900002004","490:4900002637","490:4900002786","490:4900002318","490:4900002466","490:4900003325","490:4900004445","490:4900001994","490:4900001700","490:4900002176","490:4900002332","490:4900004171","490:4900003076","490:4900001998","490:4900002611"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7198438799018072,0.714353283454067,0.7125565306485014,0.7122029213539918,0.6872567673777441,0.6601312981886147,0.6205550508780336,0.6195197505012705,0.6085454289366035,0.5763659540095201,0.5736586295542584,0.5651877452275726,0.5641782435385801,0.5580682024407666,0.5439866738774571,0.5439067241783258,0.537806567753928,0.5326354959249031,0.531800313812307,0.5072209865084881,0.4907820947588901,0.48417895958590884,0.4834869993618042,0.47991498085319617,0.47050245732814944],"twin_dists":[0.10530585495843393,0.106525211795065,0.10692323347095817,0.10700150950232719,0.11248169922325377,0.11836640318219871,0.12687095036644336,0.12709274683805694,0.12944306956704477,0.13633883005210248,0.13692008588876378,0.13874064338770398,0.13895781680882816,0.14027335653193831,0.14331348422677828,0.14333078218793854,0.14465200045341625,0.14577425813211387,0.1459557212710569,0.1513256262049566,0.154954474708408,0.15642201968178646,0.15657616190207427,0.15737297514967982,0.15948186171547002],"n_dims_used":45,"mean_confidence":0.9168403625488282},"coverage":{"mean_confidence":0.9168403625488282,"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}}