{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011207},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011349","490:4900011208","490:4900011878","490:4900011944","490:4900010211","490:4900008076","490:4900010807","490:4900011350","490:4900010296","490:4900010561","490:4900010892","490:4900010207","490:4900010817","466:4660004648","490:4900010900","490:4900007964","490:4900010808","490:4900010895","490:4900010967","490:4900007721","490:4900012082","490:4900011620","490:4900007601","490:4900011216","466:4660004644"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,466],"twin_sims":[0.5784577258143363,0.5518136061070561,0.44129592984074767,0.3990391118317003,0.3686307041019579,0.35052466503014446,0.33893422136542734,0.301453169853685,0.297427639014577,0.24713260941710627,0.23835324150949722,0.22568851237558288,0.22157626600920396,0.21648007263503105,0.21385773905112873,0.1978105900813319,0.19347615822088868,0.19027497516502775,0.18991471143844624,0.18261645737489646,0.17139567691554583,0.16281420453735454,0.1589552800278536,0.15188498862131358,0.14905098062804234],"twin_dists":[0.13588990606034684,0.14162215379100704,0.16612156124660518,0.17604541532392623,0.18348281633659871,0.1880557645084091,0.1910479071706162,0.20112863094378633,0.2022529276711387,0.2171531104573013,0.21994477351010866,0.2240927352084354,0.22547261583076716,0.2272066299276219,0.22810961037811858,0.23380620601965368,0.2353991464337882,0.2365916099552325,0.23672668487796444,0.2395025830741787,0.24392769492604655,0.24745405499191483,0.24908371738056667,0.25214600388278113,0.25340285651216],"n_dims_used":45,"mean_confidence":0.9174841986762152},"coverage":{"mean_confidence":0.9174841986762152,"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}}