{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005358},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012909","490:4900012568","490:4900012843","494:4940007772","466:4660006860","494:4940007033","494:4940007358","466:4660006463","490:4900002280","466:4660007058","490:4900012776","490:4900002428","494:4940006829","490:4900012643","494:4940007037","494:4940006923","494:4940007671","494:4940007040","490:4900012569","490:4900002876","487:4870000352","487:4870000471","494:4940007357","487:4870000473","490:4900012495"],"twin_admin_codes":[490,490,490,494,466,494,494,466,490,466,490,490,494,490,494,494,494,494,490,490,487,487,494,487,490],"twin_sims":[0.28629820153068924,0.19935523669952768,0.19856897811854807,0.17356023029404333,0.1562920907066522,0.153588253856352,0.14368962993619533,0.13754771400301422,0.13619972626546245,0.13097436920099487,0.12924741931758632,0.1281006493794199,0.12559010362478226,0.12548704551824635,0.11586558138830738,0.11376401711630059,0.10644006866924201,0.0925289607292352,0.08991656553471031,0.08857309047300238,0.08512738727538269,0.0847462062428128,0.08459340879710028,0.08113351645253662,0.07713191198907558],"twin_dists":[0.20540883782661806,0.23324437822863317,0.2335299835436179,0.2430583310347233,0.2502252785621958,0.2513988963937093,0.2558296419295694,0.2586938358940175,0.2593351827645815,0.26186726754455697,0.26272082293561455,0.2632923927552678,0.2645573476861478,0.26460968240562943,0.26964674423992513,0.27078933388980453,0.27490310262300893,0.2833665836449058,0.2850662507469288,0.28595561506911943,0.28828663704653695,0.2885490961644677,0.2886545679378532,0.2910845758054113,0.2940008548210004],"n_dims_used":44,"mean_confidence":0.9240514581853693},"coverage":{"mean_confidence":0.9240514581853693,"n_dims_used":44,"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}}