{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007632","490:4900007516","490:4900004715","490:4900006659","490:4900007144","490:4900006163","490:4900007749","490:4900007017","490:4900008314","490:4900007270","490:4900005912","490:4900008648","490:4900006180","490:4900008426","490:4900006287","490:4900008643","490:4900007867","490:4900004857","470:4700003135","490:4900006037","490:4900008535","490:4900006181","490:4900006531","490:4900002176","490:4900004720"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490],"twin_sims":[0.9502016970026856,0.8302393992337678,0.8299515665362862,0.8061595072298261,0.7892165103606215,0.7783253798847085,0.7155800142056227,0.6481244619391477,0.6442861959352378,0.6371677073783011,0.6364218179779029,0.6131265050407908,0.5716301645999164,0.5603361973574758,0.5592628517311807,0.5413625990164292,0.5261459334579754,0.5252890802592042,0.5188909164905692,0.5143288251495812,0.49698730888897824,0.48812894910277516,0.4858856697206808,0.4807880425214412,0.4801484869832894],"twin_dists":[0.041511512508151015,0.07922156085815449,0.07929535368695599,0.08525815583919079,0.08936168565645873,0.09194721430609681,0.10625318371687083,0.12095387902349423,0.12177937359865657,0.12330861107692004,0.12346873174984391,0.12846208402078763,0.13735577133610136,0.13978481302809517,0.140015985404352,0.14388147126300896,0.14718586484442187,0.14737252875675497,0.1487685577452876,0.14976645656985638,0.15358071779318705,0.15554341052271956,0.15604212164865566,0.15717804794066936,0.15732082952901377],"n_dims_used":45,"mean_confidence":0.9172231886121962},"coverage":{"mean_confidence":0.9172231886121962,"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}}