{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005748},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008042","490:4900009151","490:4900006848","490:4900008484","490:4900008277","490:4900007819","490:4900009150","490:4900005869","490:4900007472","490:4900005602","490:4900006970","490:4900007709","490:4900006608","490:4900005874","490:4900008382","490:4900007708","490:4900006730","490:4900006731","490:4900006484","490:4900009045","490:4900005745","490:4900007582","490:4900007103","490:4900008167","490:4900006004"],"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":[0.044839211013682295,0.040641757651010336,0.03347432737432338,0.02987855911842333,0.029355717253899842,0.017071363363231208,0.014645154517645954,0.007165277530189444,0.006891880960306152,0.0058013442791935545,0.005327724938796088,0.004756395126762441,0.003414461657135863,0.003304956993609587,0.003017617637737192,0.002813063888749191,0.002681997689318786,0.002552439620235087,0.0023673792465371095,0.002344509953739464,0.0023010261746153264,0.0020620328159722673,0.0020350768897645214,0.0020036520306535677,0.0018811670958569372],"twin_dists":[0.3236284742599835,0.3287112357851648,0.3385206093719422,0.34413622702863716,0.34500042030751155,0.37055687466406784,0.3774701264226278,0.4081659254436271,0.40977042079915565,0.4168006224673834,0.4202330212802646,0.4247616625515586,0.4377265581981593,0.4389808320898608,0.4424619119760905,0.44512975858283527,0.4469340732183303,0.4487987877244182,0.4516186834316458,0.4519810871518067,0.452679201043971,0.4567470971366536,0.4572327813430752,0.4578065084123913,0.460124721645156],"n_dims_used":45,"mean_confidence":0.9273855421278212},"coverage":{"mean_confidence":0.9273855421278212,"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}}