{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000507},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000826","490:4900000959","490:4900003053","490:4900001052","490:4900000552","496:4960008259","490:4900000222","490:4900000624","490:4900002906","496:4960008017","490:4900001295","490:4900001873","490:4900000789","490:4900000038","496:4960007910","490:4900000030","496:4960007931","494:4940004234","490:4900000714","490:4900004027","490:4900003219","490:4900000720","494:4940008613","487:4870005705","490:4900001738"],"twin_admin_codes":[490,490,490,490,490,496,490,490,490,496,490,490,490,490,496,490,496,494,490,490,490,490,494,487,490],"twin_sims":[0.6055040129364324,0.5212088127799608,0.4275612949157088,0.4041291527748446,0.32104223595862613,0.3171692933875442,0.3160595226525832,0.3159292949255065,0.30753399131372827,0.3053308469445556,0.30232921175182054,0.3018786384378522,0.2983041375859318,0.2817804141252223,0.2745898044332809,0.2709732667221091,0.27062025280528434,0.26961517320778067,0.2592893458745926,0.25842509878546915,0.2546670392522212,0.2514273464616505,0.25084836785517,0.24843912062857276,0.23927002571125006],"twin_dists":[0.13009432013105185,0.1482623535130601,0.16930150646674813,0.1748267644654876,0.19577755873565236,0.19682045551876756,0.19712061320414626,0.19715587471179372,0.1994467627216227,0.20005387683221046,0.2008851239063232,0.20101031510255848,0.20200737348167205,0.20671083739369214,0.20880949421785613,0.20987774287437086,0.20998248499818709,0.21028116335663674,0.21339059444163871,0.2136543381797796,0.2148077154284317,0.21581069786784243,0.21599081045212584,0.2167431618762399,0.2196501705040933],"n_dims_used":45,"mean_confidence":0.9175240410698785},"coverage":{"mean_confidence":0.9175240410698785,"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}}