{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000487},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000376","489:4890000411","489:4890000651","470:4700007080","481:4810005674","489:4890000592","489:4890000645","481:4810005952","481:4810005754","489:4890000707","466:4660008296","485:4850002345","470:4700008747","466:4660009967","470:4700007194","481:4810005767","481:4810005090","481:4810004812","485:4850003506","481:4810005726","481:4810005969","485:4850001197","500:5000002183","489:4890000169","485:4850001306"],"twin_admin_codes":[489,489,489,470,481,489,489,481,481,489,466,485,470,466,470,481,481,481,485,481,481,485,500,489,485],"twin_sims":[0.3282468451489062,0.28575325734116946,0.25334660383618324,0.21445902102323625,0.21092424235222754,0.1858876177994635,0.17547854287435535,0.17070001030849077,0.1666665119165354,0.14961297805674129,0.1451403048004645,0.14344069470590523,0.14173090249252385,0.1401167617996992,0.13711874170721303,0.13656180740151957,0.1363270272938432,0.1317184444075661,0.12957991350670967,0.129138108600105,0.12709599960424398,0.12700385074310624,0.12493858051750653,0.12437770560182965,0.12408226260428422],"twin_dists":[0.19385605416736157,0.20556522831160245,0.21521552603932223,0.22790190618118725,0.22912865110288477,0.2382489323196825,0.24229431873049817,0.2442087688712811,0.24585486731262252,0.2531522265261571,0.2551664768979691,0.25594393956114325,0.25673299256540466,0.25748442959236545,0.2588974204022573,0.2591624463346942,0.2592744126666068,0.26150211933929235,0.26255581920780674,0.26277513957418674,0.26379631779286555,0.2638426898508936,0.26488875285256425,0.2651751018020119,0.26532633202826866],"n_dims_used":45,"mean_confidence":0.9124413384331598},"coverage":{"mean_confidence":0.9124413384331598,"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}}