{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000547},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007851","490:4900000380","494:4940007953","494:4940008156","494:4940007746","494:4940007849","490:4900000314","490:4900000760","490:4900000543","494:4940008157","490:4900000383","490:4900000762","494:4940007952","494:4940007748","490:4900001001","490:4900000318","494:4940007533","490:4900000549","490:4900002700","490:4900000877","490:4900012907","494:4940007641","490:4900000460","494:4940006890","490:4900003674"],"twin_admin_codes":[494,490,494,494,494,494,490,490,490,494,490,490,494,494,490,490,494,490,490,490,490,494,490,494,490],"twin_sims":[0.39957237296792325,0.33003170648494784,0.3050594420197896,0.2886315295412298,0.25600413805517874,0.19999348979480347,0.19820474201500032,0.1749044645128753,0.17043843818495352,0.14442796168972494,0.13894669134928345,0.1326976043078165,0.13228361204879865,0.11958704564653604,0.11535855735732795,0.11523164577024783,0.10536326293219904,0.08477866747124589,0.07811914693920016,0.0752897005505685,0.06992213871385859,0.06867858374184742,0.06468751457706638,0.05962135853577802,0.05581590900529751],"twin_dists":[0.17591741374391914,0.1933836391907352,0.2001288419952775,0.20474121939459022,0.2143961231373803,0.23301310633155897,0.23366255560184365,0.24252233124682104,0.2443146657489098,0.2554915018478687,0.25803318115542895,0.2610239656606348,0.26122580550835617,0.2676618820862756,0.269920938161723,0.2699897156407995,0.27552628388569095,0.2885267086260407,0.2932702865136615,0.2953844926263643,0.2995781306521107,0.30058679859417275,0.30392778266388465,0.3084206759725534,0.3120068712410141],"n_dims_used":45,"mean_confidence":0.909248775906033},"coverage":{"mean_confidence":0.909248775906033,"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}}