{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003154","494:4940008361","494:4940006766","494:4940008369","490:4900003005","494:4940006872","494:4940008459","490:4900003681","490:4900003007","494:4940008262","494:4940007526","494:4940007733","494:4940008370","490:4900012590","490:4900004510","494:4940007421","490:4900005345","494:4940007744","490:4900000376","490:4900013330","466:4660009150","490:4900003958","490:4900003286","466:4660008988","490:4900002858"],"twin_admin_codes":[490,494,494,494,490,494,494,490,490,494,494,494,494,490,490,494,490,494,490,490,466,490,490,466,490],"twin_sims":[0.024575421951018694,0.01766834247133569,0.014215476924992943,0.013669976711416091,0.010409646948382473,0.009421818441899307,0.007847947786090317,0.007021078570975436,0.006789308786781454,0.006780961870000948,0.006702118464151614,0.005455535186247823,0.004676183331725164,0.0045858083127394925,0.00446543544048039,0.0041948621822005035,0.004056706350606474,0.0037832234496245195,0.0037183144012426254,0.0036538862683502316,0.003629763047065892,0.003621752084590878,0.0034424871640492977,0.003285198826716956,0.0030541364676015146],"twin_dists":[0.35358354537742337,0.36898897477093057,0.3787984399695936,0.380536828030816,0.39242827938624836,0.3966906532413501,0.4043876619729733,0.4090051939000279,0.4103871921502481,0.4104377507185341,0.4109181004285635,0.41928040945675804,0.42543651028581464,0.42620955806743543,0.4272609511925598,0.42972148414082106,0.4310339898073732,0.43375663447184454,0.43442908574674777,0.4351072102279585,0.4353639192740021,0.4354495123592532,0.4374114525969264,0.4392111726783746,0.4420030997931413],"n_dims_used":45,"mean_confidence":0.9230576409233942},"coverage":{"mean_confidence":0.9230576409233942,"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}}