{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007234","490:4900006760","490:4900006384","490:4900006147","490:4900006628","490:4900005754","490:4900006157","490:4900007479","490:4900006501","490:4900000819","490:4900006151","466:4660004771","490:4900006518","490:4900002880","490:4900006264","490:4900008308","490:4900005898","490:4900006385","490:4900005900","490:4900012841","490:4900006381","466:4660004688","490:4900012151","466:4660007189","490:4900001156"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,466,490,466,490],"twin_sims":[0.38902032810273873,0.2863761445252511,0.2692613416758886,0.19928951204909964,0.16385832864768957,0.15876571279944537,0.14322381932571984,0.14143690312265772,0.1407674502029024,0.12722038300214886,0.12564800520154434,0.11023233072299726,0.1020302912946131,0.09875637075565287,0.0984187680373075,0.09738692588423158,0.09636513558155937,0.09037920969912257,0.08932415299172282,0.08795313859324709,0.08546311961099312,0.08351968805353056,0.0711189868294421,0.0676133868860001,0.06624351482923549],"twin_dists":[0.17846509564759117,0.20538648401658802,0.21038647488574416,0.23326822263671684,0.24701793401926153,0.24916451141983922,0.2560436371514584,0.25686938282006366,0.25718074034177507,0.2637337647318044,0.26452795854696254,0.2727466302291161,0.2774871401771197,0.2794625784427024,0.2796691867224541,0.2803041261891532,0.28093810801710756,0.28476242408994235,0.2854571127020254,0.28636962933293464,0.2880562459871394,0.2894000453903793,0.29862101240278105,0.30146267726108594,0.30260575546311536],"n_dims_used":45,"mean_confidence":0.9154971652560764},"coverage":{"mean_confidence":0.9154971652560764,"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}}