{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005241},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005240","490:4900005371","490:4900005497","490:4900004691","490:4900002437","490:4900002732","490:4900001411","490:4900004967","494:4940008082","490:4900005498","490:4900005110","466:4660004336","490:4900004966","490:4900005360","494:4940007982","494:4940007143","494:4940005414","490:4900005495","466:4660007052","466:4660006586","490:4900001669","490:4900005496","490:4900005104","494:4940006927","494:4940003011"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,466,490,490,494,494,494,490,466,466,490,490,490,494,494],"twin_sims":[0.536790427000089,0.5155561024004246,0.45167824103084325,0.3927772083004822,0.3627620290075249,0.35722646949525205,0.2606284074027284,0.2270984283412923,0.22378275439163053,0.2039972384998396,0.195387739169227,0.1869020456796867,0.18323887416041357,0.17943388834444093,0.16254821933201982,0.15663142828523474,0.15167946364960258,0.15080863930197536,0.1502918988042148,0.14700920105583046,0.14423813384592338,0.14164716214481482,0.13817917802485266,0.13348987919970146,0.12872578218661285],"twin_dists":[0.14487235953357905,0.14949779408280284,0.16374337289409224,0.1775544062363923,0.1849522347905388,0.18634932815222358,0.2129830413551602,0.22362348378809835,0.22473011917808752,0.2315738095933549,0.234693604718798,0.23786331483522058,0.2392628338345253,0.2407375895915129,0.24756547816709146,0.25007903816606997,0.2522365690848479,0.25262130436654984,0.25285037649351805,0.25431932446934113,0.25557831622407673,0.2567718193752295,0.2583950137648969,0.26063901310121507,0.2629803384005671],"n_dims_used":45,"mean_confidence":0.9212752448187934},"coverage":{"mean_confidence":0.9212752448187934,"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}}