{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000215},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000726","490:4900000617","490:4900000283","496:4960009185","490:4900000187","496:4960009282","496:4960009080","490:4900001456","490:4900001433","496:4960009181","496:4960009276","496:4960008876","487:4870003681","490:4900001059","490:4900002193","490:4900004461","496:4960006377","490:4900000126","490:4900001350","490:4900000623","490:4900002032","490:4900001584","496:4960009186","490:4900001336","496:4960011657"],"twin_admin_codes":[490,490,490,496,490,496,496,490,490,496,496,496,487,490,490,490,496,490,490,490,490,490,496,490,496],"twin_sims":[0.6158385245446456,0.5756210291429313,0.5062830407610945,0.49741881155964934,0.4831827669958061,0.47390887431951223,0.46654211613614865,0.45638539854942883,0.4562263446650074,0.4481823531936814,0.4368967634542869,0.4290157451866844,0.42859038026122104,0.41816445850072786,0.4161047251911661,0.39930101242423416,0.3960818338131215,0.3930818547038077,0.39096019642448776,0.378395530994809,0.3700153568945286,0.363711073274909,0.3621774332674774,0.35340598482617686,0.3439791675803833],"twin_dists":[0.12788126662496455,0.13649873742019197,0.15153179447566364,0.15348537331425086,0.1566439549765193,0.15871706241672626,0.16037337773900742,0.16267189416032443,0.16270803307930093,0.1645418102411172,0.16713573465488418,0.16896283053383934,0.16906183006450035,0.17150126267613391,0.17198621879442552,0.17598254016880585,0.17675669021671675,0.17748073673154596,0.17799434931564526,0.18106341171232626,0.18313783486731225,0.18471380236883486,0.18509926261015636,0.18732005663875492,0.18973895269081958],"n_dims_used":45,"mean_confidence":0.9173316107855902},"coverage":{"mean_confidence":0.9173316107855902,"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}}