{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000864},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000860","490:4900000859","494:4940007739","490:4900013265","494:4940007634","494:4940008051","494:4940004212","490:4900012976","490:4900000639","494:4940004938","494:4940008151","490:4900012300","494:4940005192","490:4900013084","494:4940007833","494:4940008149","490:4900013013","494:4940008148","494:4940008047","490:4900002386","490:4900000861","490:4900013232","494:4940007326","490:4900012231","494:4940005440"],"twin_admin_codes":[490,490,494,490,494,494,494,490,490,494,494,490,494,490,494,494,490,494,494,490,490,490,494,490,494],"twin_sims":[0.19119876880088796,0.0813488111653139,0.02928164685185603,0.022942614139957063,0.01820220963546938,0.01812498703927534,0.014216042063632157,0.013659890539146827,0.011850329132026863,0.009245776641442868,0.009027124250555456,0.008997657575109445,0.00750375703471594,0.0073587669566288465,0.0068488332896286305,0.0064755038074335615,0.005406288163138255,0.005338120345826692,0.00496335542688447,0.004614631961628131,0.004444425163567665,0.004367394313244509,0.004252085893770207,0.003952125990197918,0.003694833036608172],"twin_dists":[0.2362460632349429,0.29093097249215966,0.34512391572275575,0.3568481677067781,0.367625664972082,0.3678206807979348,0.3787966697568636,0.3805695433532612,0.3868167059554605,0.3974918287864876,0.39850612124261203,0.3986444870595708,0.40625401641620906,0.40706331196333095,0.41002825601835274,0.41232762275198875,0.4196450496459778,0.4201547730896209,0.42306694553771107,0.42596151753005096,0.4274470962727875,0.4281364710865129,0.4291893238580497,0.43205483011804474,0.4346749854737414],"n_dims_used":45,"mean_confidence":0.911763170030382},"coverage":{"mean_confidence":0.911763170030382,"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}}