{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003675},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003689","490:4900002407","490:4900003972","490:4900004105","490:4900001790","490:4900003003","490:4900004235","490:4900003674","490:4900004526","490:4900003682","490:4900004379","490:4900004525","490:4900005614","494:4940008988","490:4900003825","490:4900002700","490:4900009268","490:4900002558","490:4900002853","490:4900008729","490:4900009053","490:4900009266","490:4900003146","490:4900004513","490:4900003827"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.23335168642040757,0.19331212059251948,0.17225575175287877,0.17139819422801647,0.12945313742311218,0.12919721792178954,0.10355626940579768,0.10222411127315909,0.09996091237362585,0.08513109115964423,0.08411622947140447,0.0832976545396039,0.0783405081094646,0.07331661122709271,0.06923615752822246,0.06791054630390216,0.06582580844300076,0.06268093565551587,0.057435872010709356,0.05704158174793494,0.05482215364483171,0.05479689029797296,0.054575503345397104,0.05318402306181491,0.05246865405896516],"twin_dists":[0.22156515817971137,0.2354599161142689,0.2435813219302452,0.24392667932869652,0.2626186953990292,0.2627457637626847,0.27658327369472835,0.27737175437417394,0.27872989699656775,0.288284091366874,0.28898493267334496,0.2895551555746993,0.2931074958324971,0.2968970591731912,0.3001327211132765,0.30121720909185973,0.3029581411982178,0.30567156992702416,0.31045632871710094,0.31083036474790987,0.3129765453310528,0.3130013854427266,0.31321947007076034,0.3146072270727616,0.3153324390643836],"n_dims_used":45,"mean_confidence":0.9191779242621527},"coverage":{"mean_confidence":0.9191779242621527,"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}}