{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002370},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002450","489:4890001947","489:4890002372","489:4890001878","477:4770001529","477:4770000103","477:4770001256","477:4770000323","477:4770000544","477:4770002078","489:4890002288","489:4890002776","477:4770002200","477:4770000547","489:4890001877","477:4770000993","489:4890002693","489:4890002446","477:4770000492","489:4890002533","489:4890002605","489:4890002452","477:4770000440","489:4890001794","489:4890002198"],"twin_admin_codes":[489,489,489,489,477,477,477,477,477,477,489,489,477,477,489,477,489,489,477,489,489,489,477,489,489],"twin_sims":[0.8411353169450975,0.4780619430767748,0.47511286101604483,0.4624500040055166,0.4453314997776173,0.43645437882485133,0.40311094457388924,0.40225816020314037,0.39561552434366754,0.3904100814091999,0.38228039644489314,0.36508164128845505,0.3604523782516627,0.360143668720297,0.3560863492419793,0.35130592688918516,0.3453631627192626,0.3385789903539152,0.33047608786434135,0.323716848059574,0.31817472459157664,0.30788221670749355,0.30739495403062433,0.30482015357761616,0.30308142795415316],"twin_dists":[0.07639506848161923,0.1577870761579913,0.15844718333566934,0.16129729805391724,0.1651946637837032,0.16723794309852635,0.17506998591333206,0.17527390485292738,0.17686906759133214,0.1781277338453943,0.18010935812491957,0.184370023046013,0.18553382426090836,0.185611703489579,0.1866384521108793,0.18785596872906363,0.1893816547672356,0.19114046717256547,0.19326623927723563,0.19506145555790452,0.19654902992732104,0.1993510330676935,0.19948500250371573,0.20019496824653613,0.2006763633297966],"n_dims_used":45,"mean_confidence":0.9196531507703993},"coverage":{"mean_confidence":0.9196531507703993,"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}}