{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001962},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003378","498:4980003365","469:4690008467","500:5000005424","498:4980001787","500:5000004731","498:4980001413","469:4690008464","498:4980001782","500:5000005904","498:4980001792","478:4780002207","498:4980001409","478:4780000397","498:4980002875","498:4980001510","478:4780001880","478:4780000634","498:4980001961","478:4780001985","473:4730007047","484:4840004472","469:4690008622","498:4980003007","500:5000005744"],"twin_admin_codes":[498,498,469,500,498,500,498,469,498,500,498,478,498,478,498,498,478,478,498,478,473,484,469,498,500],"twin_sims":[0.3858099150201063,0.2737957136260978,0.21736178211092558,0.17714155535947232,0.1741226858463667,0.173100720259776,0.1707669039245787,0.16718472965811584,0.16562907397552085,0.1651599369624941,0.16373001523961594,0.15652118382716904,0.14664756228669562,0.14473009632843764,0.13636584314656564,0.126867069619478,0.12543179442809127,0.12377606670604702,0.12098544474814157,0.11701043272188107,0.11659116511311549,0.11550359176458203,0.11231803258053555,0.111895213319336,0.11135250364122933],"twin_dists":[0.17924659996519052,0.2090433073286116,0.22690467645635146,0.24163678836829217,0.24283369824826723,0.24324223590811755,0.2441817058332746,0.2456417853198974,0.24628288327844355,0.24647707074401412,0.24707142071984273,0.25012652354560416,0.25448262744902433,0.25535350031450793,0.259255891476403,0.2639115692244037,0.2646377533167147,0.26548335562274494,0.2669282525509914,0.2690309913032273,0.2692559536352705,0.26984241050118274,0.27158496557445383,0.27181910729551545,0.2721206426792933],"n_dims_used":45,"mean_confidence":0.9232782151963975},"coverage":{"mean_confidence":0.9232782151963975,"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}}