{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002178},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002657","477:4770002794","477:4770002459","477:4770003419","477:4770002177","477:4770002318","477:4770002530","477:4770003028","477:4770002326","477:4770002386","477:4770002070","477:4770002122","477:4770001923","477:4770002531","477:4770002114","477:4770002522","477:4770003106","477:4770003353","477:4770002050","477:4770003281","477:4770003489","477:4770002389","477:4770002524","477:4770002463","477:4770002069"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8416090506560259,0.6679455658472897,0.591702080740959,0.5723153488976894,0.5676788172304805,0.5639816230037731,0.5408153321779463,0.5371377847887648,0.5350002262493435,0.5327969472399771,0.5213509966619114,0.5139860859642853,0.5101167986384801,0.5087082038415139,0.5036823786421365,0.5021854532753918,0.4831697746671925,0.48295893161432174,0.47349572691447206,0.4729800863877849,0.465950530223176,0.4583511391458979,0.4563124783230418,0.454349108930336,0.4530754936855649],"twin_dists":[0.07627065074064865,0.11667740590048917,0.13305031297669126,0.13720858562851543,0.13820494362177427,0.1390001213348497,0.1439999920369848,0.1447970227810579,0.1452607803698072,0.1457391857900408,0.1482313192351549,0.1498415137015685,0.15068973175225192,0.15099892888573457,0.1521039750894729,0.15243368062024035,0.15664685039563828,0.15669384145134152,0.15880972339555355,0.15892540918414258,0.16050677204700023,0.1622256298759432,0.162688461928834,0.16313491017467371,0.16342489344370326],"n_dims_used":45,"mean_confidence":0.9228282504611545},"coverage":{"mean_confidence":0.9228282504611545,"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}}