{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002711},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003285","490:4900003287","490:4900003283","490:4900003414","490:4900003286","490:4900003420","494:4940008457","490:4900004509","494:4940008155","490:4900000310","490:4900003155","490:4900012734","494:4940007216","490:4900000997","490:4900000541","494:4940008364","490:4900003280","490:4900003001","490:4900003538","490:4900003817","490:4900002712","490:4900003160","490:4900003551","490:4900003279","490:4900000874"],"twin_admin_codes":[490,490,490,490,490,490,494,490,494,490,490,490,494,490,490,494,490,490,490,490,490,490,490,490,490],"twin_sims":[0.11962014410220476,0.07225734693924374,0.04833957461745303,0.030591997361585743,0.027873454463783847,0.0251885986230923,0.02289357702399338,0.021563293338047074,0.019205544895774227,0.014614252462784897,0.014535298237948517,0.01303168968506941,0.012824770626274429,0.01250342247419955,0.0122653970243627,0.012257771114884283,0.011051258452526245,0.010910014379525353,0.01034576921802091,0.009042972185332034,0.0087955388888588,0.00832001866307505,0.008096031494906765,0.007549350374562276,0.007206814817930706],"twin_dists":[0.26764444239415724,0.2977227104262338,0.3196867669284504,0.3429776857467669,0.34752435003702425,0.35240593507371587,0.35694929054490054,0.3597669951405565,0.36515552261142975,0.3775645026937034,0.3778064339516003,0.38265049678890367,0.38335537855709534,0.384470288940614,0.38531259686792896,0.38533982163808095,0.38984898733775886,0.39040513526771403,0.3926927579460661,0.398431871411827,0.3996046399743049,0.40194384135062117,0.40308744713986416,0.4060024277386639,0.40792698623389684],"n_dims_used":45,"mean_confidence":0.919512939453125},"coverage":{"mean_confidence":0.919512939453125,"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}}