{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001673},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001834","473:4730001580","473:4730001492","473:4730001998","473:4730001760","473:4730001923","473:4730001489","500:5000002080","473:4730001915","500:5000005965","473:4730001917","473:4730001491","473:4730001584","473:4730002008","500:5000006111","500:5000002200","473:4730001750","473:4730002153","473:4730001586","500:5000005320","473:4730001585","473:4730001499","473:4730001762","473:4730002079","473:4730001490"],"twin_admin_codes":[473,473,473,473,473,473,473,500,473,500,473,473,473,473,500,500,473,473,473,500,473,473,473,473,473],"twin_sims":[0.843752949614983,0.7537394976599895,0.7516250026647402,0.7388365365008871,0.7118178678926294,0.6792295547716611,0.6659267569595719,0.6568117006093122,0.6489908423763107,0.6375581583728672,0.6328555616939462,0.6219795470946875,0.6021858972891986,0.5985919047098913,0.5983190656359628,0.592951999516114,0.586089778188233,0.5856896465586983,0.5833307234927064,0.5775763968180679,0.5746471776200966,0.574545019949539,0.5744884603314567,0.5715232417914962,0.5660453259005842],"twin_dists":[0.07570591874178874,0.09765809534236716,0.09814211144951576,0.10104845704615274,0.1070867251982745,0.1142299283881077,0.11711418322031375,0.11908263999829669,0.12076744600300854,0.12322478451102445,0.12423403573904443,0.12656574568884119,0.13080483339027354,0.13157448451259934,0.13163291699173668,0.13278252599977974,0.13425307314612395,0.13433885032643886,0.13484461860332778,0.1360790340753707,0.13670781636796772,0.13672975087185124,0.13674189507893908,0.13737874129974026,0.13855619037717573],"n_dims_used":45,"mean_confidence":0.9165740966796875},"coverage":{"mean_confidence":0.9165740966796875,"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}}