{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003064","499:4990001942","499:4990002130","499:4990000343","499:4990001852","499:4990002210","499:4990002697","499:4990002469","499:4990002041","499:4990002623","499:4990001198","499:4990002124","499:4990002032","499:4990001948","499:4990002121","499:4990002122","499:4990002864","466:4660013739","499:4990002456","499:4990001659","499:4990002298","499:4990002022","499:4990001672","499:4990001478","500:5000006283"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,466,499,499,499,499,499,499,500],"twin_sims":[0.8357647423091701,0.7805348996730134,0.7540576040354152,0.7260658261693955,0.7083088055214147,0.6751029067407048,0.6646331299069788,0.6631837369991086,0.6547520479713848,0.6539509276873964,0.6288558835162429,0.6280128456595714,0.61557308508545,0.5804578870547081,0.5796628317863006,0.5771609487857433,0.5740692426932198,0.568955671850492,0.5538361785395044,0.54962565624241,0.546338357525906,0.5442349472212742,0.5440706006650001,0.5418846580540679,0.5389167784224319],"twin_dists":[0.07779646878290629,0.09142570329355992,0.0975851897147741,0.10391819247114986,0.10786232384446168,0.11512626409587359,0.11739390395408819,0.11770716126105976,0.11952668318408084,0.11969932896722565,0.12509187659700735,0.12527263235482292,0.12793811741201472,0.13546077456201322,0.13563133763303037,0.13616819564961077,0.1368319111219951,0.1379304663507321,0.14118573529760473,0.1420945432220091,0.1428048734590142,0.1432597705627989,0.14329532626946376,0.143768430388726,0.14441133370167492],"n_dims_used":45,"mean_confidence":0.9284353468153211},"coverage":{"mean_confidence":0.9284353468153211,"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}}