{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004295},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004431","490:4900003611","490:4900004017","490:4900002320","490:4900003594","490:4900003603","490:4900002771","490:4900004444","490:4900004015","490:4900003878","490:4900002472","490:4900003338","490:4900003462","490:4900004293","496:4960004508","490:4900003328","490:4900002017","490:4900004430","494:4940004550","490:4900001732","496:4960004509","494:4940004296","490:4900002319","490:4900002148","494:4940004424"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,494,490,496,494,490,490,494],"twin_sims":[0.8364467390777147,0.8129706557464715,0.7234318178031197,0.7166457882411548,0.620067842793715,0.6132014610904967,0.6072987188179734,0.5951664658978434,0.58317224816664,0.5398660553502153,0.5322307445456539,0.46389638219942153,0.42676881674393646,0.42567798449592265,0.42543098677244573,0.4187625831388214,0.41405596044057447,0.40064253832578084,0.39521664157285924,0.3896678727836288,0.38922903620324595,0.37835053039423344,0.376112751403626,0.36147077505316977,0.35267644147576793],"twin_dists":[0.07761941573021613,0.08357708611130604,0.10450643816592725,0.10601666086656454,0.12697532899792915,0.12844603199244226,0.12971002515253602,0.13230814959375012,0.1348786018724108,0.14420562870432596,0.1458621926078954,0.1609704095099132,0.16948623828772802,0.16974075025426769,0.16979841702056706,0.1713606279299015,0.17246961690591872,0.17566077024204974,0.17696524403821126,0.17830783428475241,0.17841439580236856,0.18107449074499368,0.18162623727892918,0.1852771505152274,0.18750603984005812],"n_dims_used":45,"mean_confidence":0.9176766289605035},"coverage":{"mean_confidence":0.9176766289605035,"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}}