{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010236},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009646","490:4900010339","490:4900010252","490:4900011229","490:4900009660","490:4900011179","490:4900010341","490:4900009334","490:4900011298","490:4900012168","490:4900011247","490:4900011154","490:4900011228","490:4900010142","490:4900010342","490:4900010424","490:4900010836","490:4900011452","490:4900011450","490:4900009013","490:4900010143","490:4900011011","490:4900010677","490:4900010230","490:4900010044"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.24701073253664152,0.21164568886309248,0.1588781346932739,0.13954660257352897,0.11338402464592692,0.10886395348220056,0.108674679978996,0.10427710506606393,0.10064082766031482,0.1003569860213443,0.09748460258261696,0.09306319519483937,0.09212350764581494,0.08447688788861175,0.08022858666743403,0.07636651173735963,0.07285741010678157,0.07240028557101406,0.07238656731674277,0.07112244249116022,0.06814455116448982,0.06716567817426997,0.06663245986648146,0.06579486403402407,0.0630380192329001],"twin_dists":[0.21719142306510203,0.22887714838949902,0.24911658844860984,0.25775139980509554,0.2709976608643455,0.2735180327487367,0.2736253229568897,0.2761599164475265,0.2783193755552349,0.2784904896654989,0.28024379560185675,0.2830236853024237,0.28362786899593384,0.28873510119986123,0.2917337964779381,0.29457245900174217,0.2972537936890136,0.29761072646724585,0.2976214661386406,0.29861826789520196,0.30102452435024635,0.3018341708560476,0.3022792594597256,0.3029843190733971,0.305357941239651],"n_dims_used":45,"mean_confidence":0.8889298333062066},"coverage":{"mean_confidence":0.8889298333062066,"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}}