{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001216},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001348","491:4910001356","491:4910000839","491:4910000838","491:4910001712","491:4910001212","492:4920006611","491:4910001640","492:4920004081","492:4920004221","492:4920005387","491:4910001586","491:4910002072","492:4920007025","492:4920004111","492:4920005938","491:4910001697","491:4910002216","491:4910001757","492:4920006959","492:4920004588","491:4910000842","492:4920006755","492:4920006840","491:4910000961"],"twin_admin_codes":[491,491,491,491,491,491,492,491,492,492,492,491,491,492,492,492,491,491,491,492,492,491,492,492,491],"twin_sims":[0.6683290826801386,0.5647526132347348,0.3860602552359035,0.3748305955772028,0.36655260629174613,0.35998760435031324,0.3471657927811921,0.3175448745575275,0.31676505175251735,0.30057259645855544,0.29934300269569725,0.29847798691485017,0.2973196656276919,0.29712352237839884,0.28700390744095566,0.286459454730619,0.2740142482182223,0.2702870094087796,0.26451153110852665,0.2643554513482652,0.2624370572354666,0.2576746249219534,0.2541606900291555,0.25343496987247166,0.25099203809360654],"twin_dists":[0.116594395185601,0.13883424708918427,0.1791855497629981,0.1819430878599163,0.18400178369339107,0.18565108735669947,0.18891741529524486,0.19671900715102886,0.19692972119076413,0.20137381371622867,0.2017168791940515,0.20195871931993692,0.2022832061888683,0.20233822634606594,0.2052065764915149,0.20536259494379697,0.20897892026823656,0.21008143848318467,0.21180856073745546,0.2118555594699314,0.2124346478330517,0.2138838130115038,0.21496394003327923,0.21518819247723525,0.21594609181360203],"n_dims_used":45,"mean_confidence":0.8992985195583767},"coverage":{"mean_confidence":0.8992985195583767,"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}}