{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002914},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003160","477:4770002839","477:4770002921","477:4770002920","489:4890004993","477:4770003243","489:4890004953","477:4770003238","477:4770003156","477:4770003071","477:4770002838","477:4770003241","489:4890005296","477:4770002994","477:4770002837","477:4770003378","477:4770003384","477:4770003240","477:4770003387","477:4770003456","489:4890005085","477:4770002992","477:4770002684","477:4770003315","477:4770002615"],"twin_admin_codes":[477,477,477,477,489,477,489,477,477,477,477,477,489,477,477,477,477,477,477,477,489,477,477,477,477],"twin_sims":[0.8274261243484721,0.8128606434494426,0.804777061298649,0.8028680893542717,0.7637748447954514,0.7541487065811533,0.7429149558360612,0.7426034567025115,0.7418036846119513,0.7396561019548341,0.720977883927804,0.7176186229974478,0.6998228403004365,0.6967921199874979,0.6681240161874891,0.6668117801297159,0.6586590092605467,0.6582929088158864,0.6575254117744224,0.649925285536223,0.649372869777809,0.646121946203279,0.6418239530786272,0.6304666957893573,0.6299825932425377],"twin_dists":[0.07994098084441663,0.08360439382064455,0.08559703847623643,0.08606374743990489,0.09534631602173545,0.09756430589145774,0.10012534619181024,0.10019597133248838,0.10037720883743094,0.10086322729050845,0.10505341944918928,0.10580060988777287,0.1097309629685768,0.11039608926336067,0.11663878244578654,0.11692274306114109,0.11868415217777813,0.11876314194011615,0.11892870910844501,0.12056632313987331,0.12068522669361433,0.1213846481158912,0.12230856723291082,0.12474644918467287,0.12485026913667535],"n_dims_used":45,"mean_confidence":0.9219070434570312},"coverage":{"mean_confidence":0.9219070434570312,"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}}