{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011879},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010969","490:4900010471","490:4900001531","490:4900010732","490:4900010204","490:4900008297","490:4900010816","466:4660003487","490:4900010379","490:4900010892","490:4900008741","490:4900010384","490:4900010968","490:4900009798","490:4900009189","490:4900010112","494:4940008823","494:4940008284","490:4900009073","490:4900005505","490:4900001389","466:4660004993","466:4660004219","490:4900011059","494:4940007444"],"twin_admin_codes":[490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,494,494,490,490,490,466,466,490,494],"twin_sims":[0.29285670663874624,0.2464657108013521,0.15975338680636983,0.12226524064925022,0.12193893797260115,0.11348596523662446,0.10924375540880013,0.10781821420342987,0.10242988146348957,0.09613198639548719,0.09333189057486367,0.08194008935732822,0.07939295968853644,0.07195659665529645,0.07135709688030956,0.0643590279910254,0.06342902704489053,0.06336912576413002,0.061368613292401335,0.060365135909682725,0.06022563026385812,0.05974076534302065,0.05592925082115065,0.05396859048234079,0.05335043141334447],"twin_dists":[0.20354045050214428,0.21736290215877285,0.2487443294789362,0.26626249557150555,0.2664317334200053,0.27094172026747365,0.27330317603955157,0.2741126308894703,0.2772494410964107,0.28108350806160626,0.2828518102523884,0.29051078941560854,0.29233853266682003,0.29795891750057757,0.29843215638015297,0.30421019116447295,0.30501618141102854,0.3050684259413929,0.3068369218894276,0.3077418967666874,0.3078686851693297,0.30831123650904985,0.3118971851729733,0.3138211100760313,0.31443969034437863],"n_dims_used":45,"mean_confidence":0.917041524251302},"coverage":{"mean_confidence":0.917041524251302,"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}}