{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000547},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000843","480:4800000480","480:4800001008","466:4660012413","480:4800000353","480:4800000604","480:4800000509","480:4800000380","480:4800000587","480:4800000545","466:4660011141","480:4800000890","480:4800000321","487:4870000029","480:4800000602","480:4800001048","480:4800000548","497:4970002798","466:4660012103","480:4800000972","480:4800000804","466:4660011787","480:4800000317","487:4870004058","480:4800001192"],"twin_admin_codes":[480,480,480,466,480,480,480,480,480,480,466,480,480,487,480,480,480,497,466,480,480,466,480,487,480],"twin_sims":[0.30119858237644426,0.28980598717683753,0.24116603273802126,0.22213914136455487,0.20064869768820606,0.18383121330810478,0.1783314321899754,0.171022464416742,0.1571750337050776,0.14797693482410157,0.14557823110941395,0.14127128564722446,0.13966049786202814,0.13914095576131674,0.13569575558339153,0.13469093267850157,0.13291644617918547,0.12958374847113574,0.12870900953659595,0.12568958206130482,0.12432368430582424,0.12052507257204836,0.1189489042016914,0.1149529010647038,0.11396328710428458],"twin_dists":[0.20119947410814806,0.20440640112050892,0.21904322011510582,0.22528273778734478,0.23277621946610497,0.23903520309834034,0.24116901851997669,0.24407838409499943,0.24984524824827614,0.2538837863081623,0.2549672480194254,0.2569463079330526,0.2576980047589837,0.25794183492472533,0.2595761834507516,0.260058703764528,0.26091746179083264,0.26255391793321714,0.2629886960076972,0.26450686169415216,0.26520273359779223,0.2671690549674306,0.2679988449368922,0.2701409810055217,0.27068030025813483],"n_dims_used":43,"mean_confidence":0.9137368313101835},"coverage":{"mean_confidence":0.9137368313101835,"n_dims_used":43,"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}}