{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011289","490:4900009619","490:4900011218","491:4910004803","490:4900010213","490:4900009720","491:4910004856","490:4900007896","490:4900010302","491:4910005714","491:4910005364","491:4910005518","490:4900011079","490:4900010121","490:4900011949","490:4900008899","490:4900011068","490:4900008655","490:4900008893","490:4900009922","490:4900010675","491:4910004957","490:4900011360","490:4900010023","490:4900011061"],"twin_admin_codes":[490,490,490,491,490,490,491,490,490,491,491,491,490,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.27758096207513405,0.23398186024304807,0.10368944243674136,0.0816941757441056,0.08118929941474917,0.07532356339380177,0.06696542090690429,0.06688208776795472,0.05589414396404776,0.05356884824648342,0.049225419828246415,0.04633931750788964,0.04625827067176959,0.04424303354833197,0.04054374991529777,0.03890625456653774,0.03652794702328501,0.03306886863156049,0.03066961270821753,0.028059177201139755,0.027755710549590806,0.027547217291050502,0.026667565198556967,0.021574668992010014,0.018112429845744994],"twin_dists":[0.20793247201686535,0.22135975307072303,0.2765048866823144,0.2906852485390746,0.29104474581238987,0.2953588141600642,0.3020009909686194,0.3020705297102542,0.31193114002847017,0.3142204490057995,0.31872718720050297,0.32190876478111485,0.3220004753796403,0.32432534866846496,0.3288351049971639,0.33094304095448385,0.3341424802024487,0.33912727862224257,0.3428530478339364,0.34720187551435727,0.34772975016089347,0.34809530586972354,0.3496643428106305,0.3597422671941674,0.36785246110984415],"n_dims_used":45,"mean_confidence":0.8859255472819011},"coverage":{"mean_confidence":0.8859255472819011,"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}}