{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004986","490:4900007267","490:4900007387","496:4960000185","490:4900005914","478:4780003860","494:4940003355","490:4900006534","490:4900005794","490:4900001614","478:4780004359","487:4870006903","470:4700000810","490:4900007275","487:4870005293","490:4900003487","490:4900005788","493:4930007126","493:4930006794","469:4690001144","478:4780003618","494:4940003348","467:4670000456","496:4960003911","496:4960000871"],"twin_admin_codes":[490,490,490,496,490,478,494,490,490,490,478,487,470,490,487,490,490,493,493,469,478,494,467,496,496],"twin_sims":[0.37048244020060034,0.2698864251039963,0.2652411421841538,0.2611967003043174,0.2144743678042881,0.21316794252650434,0.21289818150488404,0.20335990614694624,0.2012889580019922,0.19086404860086462,0.1844822153447275,0.17224097229334506,0.16942469984622638,0.16703110403039698,0.16683433757889735,0.16604190411478473,0.1645885513859957,0.16320006705671053,0.1573087541450369,0.15219657146811444,0.14831895270725026,0.14780614014108429,0.14634168336305875,0.14407480462722513,0.14309273276884502],"twin_dists":[0.18302160758641944,0.21020048803264646,0.2115890894173599,0.21281047502190067,0.22789661000748843,0.2283483773531769,0.22844189489601363,0.23180161586036585,0.23254525091650793,0.23637113101048177,0.23878562420554228,0.24358726350909166,0.24472618072553054,0.24570490377052157,0.24578580814507384,0.24611233081002915,0.24671412036603493,0.24729264851407082,0.24978782919040368,0.25200887551174983,0.25373036087782036,0.25396050093687783,0.2546209839395061,0.2556530797827329,0.25610395200563096],"n_dims_used":45,"mean_confidence":0.916579352484809},"coverage":{"mean_confidence":0.916579352484809,"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}}