{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002608},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002164","490:4900002148","490:4900003330","490:4900001863","490:4900002303","490:4900002899","490:4900002020","490:4900004149","490:4900001699","490:4900004302","490:4900002017","490:4900002333","490:4900003466","490:4900003074","490:4900002016","490:4900003471","490:4900003338","490:4900003623","490:4900001333","490:4900002309","490:4900003216","487:4870000480","490:4900003214","487:4870000543","490:4900003897"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,487,490],"twin_sims":[0.7726681691109926,0.771304752031245,0.771010743899863,0.7176777625961044,0.6682617594739347,0.6569099148463045,0.6260824592537606,0.6070191293140765,0.5990685561450773,0.5960495573905903,0.5696363293773029,0.5679616737054068,0.5549579074699905,0.5264291100454607,0.5164370552917642,0.4997227603232396,0.49694400909640807,0.49622701084164045,0.49549296288218814,0.4949300838105784,0.4798611129899836,0.4791971514174957,0.4777779283157258,0.4721800420678052,0.46932769710113587],"twin_dists":[0.09327585302967129,0.09359468071145237,0.09366336435466192,0.10578747116147297,0.11660896785741168,0.11906145936406042,0.12568645933451683,0.12976989283195126,0.1314724042614454,0.13211899499591215,0.1377841784446567,0.13814413363209255,0.1409438016375028,0.1471241901694659,0.1493050420614279,0.1529766897219809,0.15359028658061696,0.15374877008473412,0.15391109018412047,0.15403560658077253,0.15738500584569715,0.15753332859257876,0.15785059091504514,0.15910498498559913,0.15974604596250272],"n_dims_used":45,"mean_confidence":0.9173316955566406},"coverage":{"mean_confidence":0.9173316955566406,"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}}