{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004092},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004094","496:4960004449","484:4840004491","480:4800004252","481:4810003013","496:4960005357","484:4840004601","481:4810003263","479:4790003964","480:4800004167","484:4840003198","484:4840001077","484:4840003098","494:4940004706","469:4690001402","470:4700001188","490:4900001576","485:4850005196","500:5000008946","484:4840003962","493:4930000288","468:4680002788","473:4730003462","470:4700001024","493:4930002707"],"twin_admin_codes":[480,496,484,480,481,496,484,481,479,480,484,484,484,494,469,470,490,485,500,484,493,468,473,470,493],"twin_sims":[0.1790191914593903,0.04696484199904771,0.03918838418988306,0.020906443200009804,0.017424622610788025,0.016527768393560325,0.01583435305502079,0.015586636512966164,0.009724545545105826,0.00890967205268798,0.008315370986258055,0.005289064064194237,0.0051900022141785655,0.00514041308077111,0.004823585866779862,0.003784416808633936,0.0036238131916649986,0.0030632426721768323,0.002977559497015072,0.0028618682169780614,0.002724693364329465,0.002716919985646682,0.0026716918753390715,0.0026657977508959155,0.0026348823692110583],"twin_dists":[0.24089965348658218,0.321205418142788,0.33057457647552513,0.3612144497601323,0.36962338321243177,0.37202697661732026,0.3739651666971463,0.3746756899692869,0.39534366168210455,0.39906006214111156,0.4019672891773701,0.4205252459961274,0.4212829355953608,0.42166715376276726,0.42420425952308766,0.4337443700144694,0.4354274740049068,0.4418894730589303,0.4429710637054031,0.44447750309675377,0.4463376075168668,0.44644556285675235,0.4470793490248609,0.4471626662976938,0.4476024575393546],"n_dims_used":43,"mean_confidence":0.9001780665198038},"coverage":{"mean_confidence":0.9001780665198038,"n_dims_used":43,"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}}