{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004133},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003954","499:4990004104","499:4990003694","499:4990004194","499:4990003698","500:5000010062","500:5000010364","499:4990004174","500:5000011129","499:4990004192","500:5000011213","500:5000010633","500:5000010554","500:5000010362","500:5000010818","477:4770003963","499:4990000749","500:5000010460","499:4990004097","500:5000010998","500:5000010985","500:5000009726","500:5000011271","500:5000010555","500:5000009734"],"twin_admin_codes":[499,499,499,499,499,500,500,499,500,499,500,500,500,500,500,477,499,500,499,500,500,500,500,500,500],"twin_sims":[0.5783886773805665,0.5783656843570083,0.5534211224607454,0.509732030024095,0.4902309551868534,0.4523648133280167,0.43242962384535044,0.4231076471314574,0.4000653025803632,0.3966117342161859,0.3929638472501077,0.38683540327591154,0.3690684875648034,0.36857746259753066,0.36813587105141693,0.36762497614800216,0.3669243419651034,0.36363545197740166,0.362033320591074,0.36075450025558564,0.3592071460069393,0.3552396888159522,0.3544670971241847,0.35398920484549,0.34629659200023616],"twin_dists":[0.1359047225371603,0.13590965643547911,0.14127527330485531,0.15077416941961588,0.1550767360404052,0.16358683523231185,0.16816972751800474,0.17034153253374812,0.17579916226993816,0.1766290617274657,0.17750927011030676,0.17899663424457626,0.18337367442106337,0.18349609415603482,0.18360625894015842,0.18373379540191825,0.18390884144787573,0.18473278947491964,0.18513552593994292,0.18545763981940241,0.18584817215203067,0.18685346635615013,0.18704990166485896,0.1871715191593254,0.18914110504303763],"n_dims_used":44,"mean_confidence":0.9334561608054421},"coverage":{"mean_confidence":0.9334561608054421,"n_dims_used":44,"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}}