{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011450},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012118","490:4900011298","490:4900011452","490:4900011228","490:4900011160","490:4900011587","490:4900011159","490:4900010776","490:4900011247","490:4900011165","490:4900010677","490:4900011510","490:4900011012","490:4900010512","490:4900010848","490:4900011234","490:4900010847","490:4900010760","490:4900010927","490:4900010424","490:4900010678","490:4900012168","490:4900011229","490:4900011011","490:4900011316"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6077855585509098,0.41869276133851413,0.38230154663136784,0.2630329946606769,0.25646833159656174,0.25542793333465613,0.2526917322246215,0.2515824608391144,0.25041613587918904,0.22385059929404613,0.2120154960981021,0.20933942138731682,0.20616691138076973,0.2060163869480091,0.20222533190466252,0.19349718286160303,0.18620242465670495,0.18583359766408145,0.18353206867400326,0.18158161174871776,0.1747380913851926,0.17352724865352653,0.16735653305080464,0.16471415439533688,0.16468980087075827],"twin_dists":[0.129605779408253,0.17137704044848254,0.18010417683588298,0.21225447495217217,0.21425355126343287,0.21457332584661787,0.2154182814953214,0.21576248878776,0.2161254451894946,0.22470736646565048,0.22874845560261248,0.22968319188184372,0.23080192341602193,0.23085529433515115,0.23220837026937224,0.2353913601985051,0.23812910600811762,0.23826950857282223,0.23915009701354195,0.23990247641186058,0.24258851107417462,0.2430715193312223,0.24557124784892992,0.2466619607531826,0.24667207188150472],"n_dims_used":45,"mean_confidence":0.8916636996799046},"coverage":{"mean_confidence":0.8916636996799046,"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}}