{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001805},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010294","490:4900008189","490:4900010809","490:4900007857","490:4900009182","490:4900011684","490:4900009483","490:4900008185","490:4900001526","490:4900010557","490:4900011278","466:4660003310","490:4900007738","490:4900011493","490:4900004814","490:4900010722","490:4900010383","490:4900001942","490:4900010645","490:4900007255","490:4900011358","490:4900007968","490:4900002559","490:4900004821","490:4900008197"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.26260696759719715,0.23258799343931655,0.2020970111443967,0.14570702491518722,0.1456845324750657,0.11727160529640601,0.11625597022672761,0.11394577036535294,0.10169863278231542,0.07860715367539287,0.07789306085025656,0.07707835497516101,0.07696536881863278,0.060538434869539,0.054493661803676936,0.054091894033598674,0.05165287490278807,0.05087944799375806,0.03977260206288865,0.03967265956946064,0.035928473024015146,0.03463660328435529,0.03352545242740633,0.030774321522896476,0.029623419109120225],"twin_dists":[0.2123832518667925,0.2218145724737452,0.23225447292096107,0.25490873943019116,0.25491895455953517,0.2688911688220184,0.26943625282559963,0.2706898789240733,0.2776849823502098,0.2929118927778687,0.2934369351683229,0.29404070247409,0.29412483993668587,0.30758473058559066,0.3133002762950649,0.31369842568945827,0.3161695324825362,0.3169733781105306,0.32981865746318495,0.3299473046184464,0.33497675199405663,0.33681561787093556,0.33844455891272107,0.34268532949230224,0.34455630715179814],"n_dims_used":45,"mean_confidence":0.9183402167426216},"coverage":{"mean_confidence":0.9183402167426216,"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}}