{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003187},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003566","490:4900002140","490:4900003859","490:4900001682","490:4900006517","490:4900001419","490:4900003574","490:4900007257","490:4900002283","490:4900004140","494:4940007687","490:4900003309","490:4900002888","494:4940008301","490:4900005091","490:4900003841","490:4900005621","490:4900002454","494:4940007894","490:4900001816","490:4900001400","490:4900006399","490:4900005760","494:4940007985","490:4900005233"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,490,494,490,490,490,490,494,490,490,490,490,494,490],"twin_sims":[0.4313685973750183,0.42710159642431567,0.4096785170469473,0.40700931777520216,0.32523405602066785,0.32312940404672874,0.3026065750705779,0.2940307577740487,0.28305568333776615,0.23728398480222013,0.23219217416557575,0.2317073281203897,0.22925049127243247,0.22923537820138282,0.22452001507170743,0.22419201400591013,0.2240001531146727,0.21951978104607678,0.21807923725780104,0.21701128508591572,0.21276071535815325,0.21159451084527198,0.20853966785854336,0.20377726668959786,0.1956498743830775],"twin_dists":[0.16841594913815228,0.16940864797097233,0.17350595064257962,0.17414025347307635,0.19465670159863643,0.19521845460713355,0.20080811287450614,0.20320862185894642,0.2063420447955458,0.22028930656959922,0.22194405475090753,0.22210285783693423,0.222910936154183,0.22291592463402526,0.22448311449696554,0.2245929380290464,0.22465722776755492,0.22616909664470197,0.22665958133281094,0.22702461009807562,0.22848958087106958,0.2288949703262664,0.2299641159949898,0.23165238046649847,0.23459722791710427],"n_dims_used":45,"mean_confidence":0.9063081529405382},"coverage":{"mean_confidence":0.9063081529405382,"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}}