{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005889","466:4660007198","490:4900001852","466:4660005046","494:4940007236","490:4900004712","494:4940007881","490:4900003750","496:4960007273","490:4900001414","490:4900003035","490:4900001976","490:4900001684","466:4660007049","490:4900002593","490:4900003720","490:4900003988","466:4660006171","490:4900004301","466:4660007938","494:4940008702","490:4900001556","490:4900001669","494:4940005972","490:4900004672"],"twin_admin_codes":[490,466,490,466,494,490,494,490,496,490,490,490,490,466,490,490,490,466,490,466,494,490,490,494,490],"twin_sims":[0.11086491038211088,0.1068355260258238,0.07641292455279046,0.07457958326023656,0.07186735397119437,0.06895681469552568,0.06323999456068351,0.060824485863500685,0.06070831611215167,0.05858151778042489,0.058032090294637864,0.056427479963461154,0.05390921699824466,0.05189736470440081,0.050123192114971855,0.049921128560645,0.04815596322554123,0.04693536211199907,0.046383827774466195,0.04631473078799012,0.04626430901293391,0.04600726065973129,0.0458214457365106,0.04577158120747109,0.04252345242181063],"twin_dists":[0.2723925241423716,0.27467546874985693,0.2945376666151732,0.2959251391760887,0.2980291618793203,0.3003598394604154,0.30518118891693224,0.3073261155469051,0.30743102238192654,0.3093814213404236,0.3098947407465462,0.31141719381622773,0.3138802682919837,0.3159175088634416,0.31776927014451195,0.31798361619318305,0.3198874956972075,0.3212383891207904,0.3218584551771917,0.32193657230590866,0.32199363790544305,0.32228536834349175,0.3224971055484967,0.32255404888096045,0.32638053159069463],"n_dims_used":45,"mean_confidence":0.9201308356391059},"coverage":{"mean_confidence":0.9201308356391059,"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}}