{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008137},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008256","490:4900007915","490:4900008695","490:4900008136","490:4900007802","490:4900008923","490:4900008369","490:4900008815","490:4900008911","490:4900008356","490:4900007916","490:4900008368","490:4900007800","490:4900008367","490:4900008909","490:4900008255","490:4900008589","490:4900009023","490:4900009252","490:4900008038","490:4900008355","490:4900008244","490:4900008807","490:4900007801","490:4900008685"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.27664777287531805,0.0788874767694546,0.07393081020814656,0.02850997263454428,0.025417081348994005,0.020333037056047262,0.018842046200318496,0.013946541084228086,0.010751144296087355,0.010311979952669727,0.010223503557106868,0.008299361004102779,0.008250262046034084,0.004857314269910901,0.0026805515858149085,0.0026537765156012644,0.0022357673514683696,0.002189656796978561,0.001463146233150828,0.0013500423108241712,0.0013421568442635588,0.0012743738818315586,0.0012426484747493898,0.001157007899935509,0.0008051120116545733],"twin_dists":[0.20820546497797815,0.2927068302459859,0.2964227268021158,0.3464267183863136,0.3519734629725574,0.3625107664942929,0.3660371088096275,0.37964797422536023,0.3910383898103722,0.39283324724759394,0.39320306712392117,0.4020481505179352,0.402297007984411,0.42392710220001056,0.44695442734281704,0.4473331183936621,0.45374996560992487,0.4545239852581737,0.4692466488984266,0.4721297334419092,0.4723389719255453,0.4741859745218807,0.4750818796861044,0.4776104208711108,0.49024923841581663],"n_dims_used":45,"mean_confidence":0.8932296752929687},"coverage":{"mean_confidence":0.8932296752929687,"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}}