{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005817},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005687","490:4900006316","490:4900005554","490:4900006547","490:4900005416","490:4900005823","490:4900007416","490:4900005949","490:4900006191","490:4900005152","490:4900005681","490:4900007412","490:4900005292","490:4900004602","490:4900006199","490:4900005937","490:4900006313","490:4900003910","490:4900005417","490:4900006426","490:4900005824","490:4900005290","490:4900005170","490:4900007652","490:4900005293"],"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":[0.4246705467891441,0.4157939898343083,0.3658376539043945,0.3515398955953821,0.33190590830149763,0.3229223674365199,0.3139922222151248,0.31071628792962147,0.2562753083143141,0.23598046841260847,0.19947009774014718,0.19869909607374645,0.1761332611485889,0.17433232200369253,0.16231148767757758,0.14963055805563344,0.14864255497907156,0.1458742986064508,0.14326374456798066,0.1408154295795802,0.13876124826840947,0.1308729625756154,0.12659020266399004,0.12476836103785588,0.1085012387165721],"twin_dists":[0.16997604493226617,0.1720594694984066,0.1841806709044852,0.1877961799715998,0.19288908476154715,0.19527382467727142,0.19768134775758445,0.19857422969094318,0.2143128163648814,0.22071069518753128,0.23320272052672308,0.233482664863651,0.2420349255769731,0.24275010657430915,0.2476647580126404,0.25314439769877034,0.25358543669118405,0.25483280729075697,0.256025275105866,0.2571583888518562,0.2581204684600971,0.26191715292703915,0.2640511645756405,0.26497555325314764,0.27372376579708807],"n_dims_used":45,"mean_confidence":0.8984151204427083},"coverage":{"mean_confidence":0.8984151204427083,"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}}