{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001095},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001098","487:4870001461","487:4870000824","487:4870000919","487:4870000757","487:4870001266","487:4870000674","487:4870000677","487:4870000198","487:4870000833","487:4870000675","487:4870001187","487:4870001285","487:4870001380","487:4870000154","490:4900003983","466:4660012133","487:4870003820","487:4870000601","487:4870001184","494:4940007601","487:4870000153","487:4870003674","487:4870001557","487:4870001663"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,490,466,487,487,487,494,487,487,487,487],"twin_sims":[0.3944002649728791,0.3726958156593991,0.36223443038007125,0.35704036241797255,0.35662405329055985,0.3434180902607768,0.3214578285967852,0.2939069452915535,0.2726307374633768,0.2714478157976011,0.26981982308280794,0.2579284804900816,0.25044096964684226,0.2464251881424694,0.24073559662341268,0.22920730648091858,0.227132662680198,0.22707974584217458,0.22006409038184982,0.21967539266392655,0.21645007313681552,0.2159660432828896,0.20947104531368507,0.20906905664330372,0.20846638010229507],"twin_dists":[0.17716222412902352,0.18247182435877127,0.18508492234687382,0.18639649070651398,0.1865020360202719,0.18988402021942563,0.19566606943628556,0.20324357863167683,0.20938707928900213,0.20973707285375515,0.21022029205806897,0.21380614363190908,0.2161177057708813,0.21737566145302162,0.21918073888814435,0.22292519104485123,0.22361211389428007,0.223629689090689,0.22598432891872663,0.22611624242684406,0.22721691821339338,0.22738304847242374,0.2296370272422394,0.22977807925342822,0.2299898959614903],"n_dims_used":43,"mean_confidence":0.9123347969942315},"coverage":{"mean_confidence":0.9123347969942315,"n_dims_used":43,"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}}