{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005939},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006425","490:4900007651","490:4900006546","490:4900005016","491:4910002417","490:4900005810","490:4900006669","490:4900006545","490:4900006543","491:4910001011","491:4910001390","491:4910002019","491:4910002366","491:4910002066","490:4900007543","491:4910001451","491:4910001574","491:4910001450","491:4910002018","491:4910001910","491:4910001516","491:4910002617","490:4900006306","491:4910003062","491:4910001917"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,491,491,491,491,491,490,491,491,491,491,491,491,491,490,491,491],"twin_sims":[0.7406433855755503,0.64718067278403,0.37840330322825305,0.3708813006852814,0.34564401101169384,0.3233776375304806,0.29308064845592546,0.256694720204078,0.17873818018525256,0.16266761276254588,0.15259106892566682,0.1409836574723798,0.13953556947353463,0.12161898555068539,0.11020448281469632,0.09139263728289856,0.08614067349979201,0.08566765006801787,0.07856005006564247,0.07817373790970852,0.06537130900339157,0.06436485606996357,0.06417017170559222,0.056131552889791034,0.053603346976196814],"twin_dists":[0.1006399120956446,0.12115692598003285,0.18106149827313328,0.18292241419478666,0.18930924251205863,0.19515209286723512,0.20347709583923665,0.21418407774507364,0.24100962435085718,0.24751544704302025,0.2518355516632234,0.25708006363422176,0.2577565739401032,0.26659801327086025,0.2727622550235664,0.284101167298557,0.28759347235804983,0.2879162434083962,0.29294640773775277,0.29323010548948936,0.3033436458576071,0.30420517035428646,0.3043730898646394,0.3117018640098668,0.31418588786093843],"n_dims_used":44,"mean_confidence":0.8938434774225409},"coverage":{"mean_confidence":0.8938434774225409,"n_dims_used":44,"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}}