{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004024},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870006597","496:4960004352","487:4870005428","496:4960004811","490:4900004327","496:4960004351","493:4930006779","496:4960007136","466:4660013336","494:4940004430","494:4940005023","494:4940003925","466:4660006343","478:4780004543","466:4660008406","466:4660013337","490:4900004438","478:4780009568","487:4870001103","494:4940004658","490:4900003480","470:4700005863","490:4900004167","494:4940002908","487:4870001289"],"twin_admin_codes":[487,496,487,496,490,496,493,496,466,494,494,494,466,478,466,466,490,478,487,494,490,470,490,494,487],"twin_sims":[0.15127930408949664,0.14468957070322033,0.13369623746241865,0.1254353127038516,0.12104964456057662,0.11521538450227309,0.11116015555651912,0.1052983355890782,0.10358307791390792,0.10227505762225346,0.10105213734076256,0.09002303175500587,0.08820133326635922,0.08648746935235799,0.08620896162873595,0.0825233982560083,0.08149049250703733,0.08143968257242902,0.08047808659650015,0.08027582195896564,0.07966473576347444,0.07946491897008298,0.07924181571464102,0.07755403605642726,0.07733672474589934],"twin_dists":[0.252413159677175,0.25537199818905026,0.26053902930209993,0.26463596553904484,0.26689472777732426,0.26999853235305044,0.2722277857183288,0.27556401739397035,0.27656748761782074,0.2773414531129099,0.2780720858654685,0.28499622296457294,0.2862036034826365,0.2873577289385847,0.28754699208960366,0.2900986401541173,0.29083006658650445,0.290866237419052,0.29155421501809725,0.29169976381570867,0.2921412926106359,0.29228625592076823,0.29244845920465995,0.2936875616837863,0.29384867451504987],"n_dims_used":45,"mean_confidence":0.916835445827908},"coverage":{"mean_confidence":0.916835445827908,"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}}