{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009934","490:4900011292","490:4900009940","490:4900010133","490:4900011887","490:4900010992","490:4900010993","490:4900010140","490:4900010580","490:4900007787","490:4900011432","490:4900010994","490:4900010746","490:4900010833","490:4900010751","490:4900011005","490:4900008325","490:4900011293","490:4900010230","490:4900011900","490:4900011154","490:4900011150","490:4900010913","490:4900011498","490:4900008123"],"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":[0.28879553206060854,0.26372395649853425,0.25736042061118114,0.24452909170878562,0.22198619691669175,0.2089320094944053,0.19433298413996347,0.18379414876296346,0.18230239842771215,0.17297705018249895,0.15894430962888112,0.1456869134846436,0.14328950256990605,0.13900181692113178,0.13883282625867063,0.13473207978474638,0.13397882179009485,0.12222223209774542,0.11896072663764622,0.11843479599784358,0.11397056136896797,0.11257457414863133,0.10880842731054535,0.10872831285817745,0.1084238887159819],"twin_dists":[0.20469441620593476,0.21204589223939646,0.21398001355464866,0.2179741981809893,0.22533429960960905,0.22982620929560452,0.2350823061195017,0.23904943149974192,0.23962377469501225,0.24329179067200757,0.24908839107946912,0.25491787314890685,0.25601343074227273,0.2580072505462556,0.258086766674245,0.2600388918041318,0.2604023007562988,0.26628478237191266,0.2679925896853116,0.2682713210057595,0.27067632281018134,0.2714432335286902,0.27354949292571884,0.27359490632358024,0.2737677078964694],"n_dims_used":45,"mean_confidence":0.8862153795030382},"coverage":{"mean_confidence":0.8862153795030382,"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}}