{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002020","480:4800002450","480:4800001675","480:4800002019","480:4800002074","480:4800001972","480:4800002126","480:4800002016","480:4800001838","480:4800002306","480:4800001403","480:4800002021","480:4800002075","480:4800002011","480:4800002309","480:4800001970","480:4800001736","480:4800001618","480:4800001737","480:4800001725","496:4960008326","480:4800001957","480:4800002302","480:4800001898","480:4800002076"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,496,480,480,480,480],"twin_sims":[0.48444019111499836,0.4775871846028853,0.4110428566210974,0.3642607736476327,0.33340847505129556,0.3114205157723951,0.31057838416785183,0.31047873364365886,0.2982098742699705,0.29529158032942215,0.29360360777406047,0.29308365837456124,0.25760492032467164,0.25265598915240095,0.2494241132480839,0.2450228814908251,0.24383351198640837,0.23597087887897591,0.2331087878308906,0.22094626995489167,0.2090782455704653,0.20828726399412556,0.20273938545466438,0.20118775667335664,0.18945202419570117],"twin_dists":[0.15636384512049567,0.15789325413692684,0.17318243482156132,0.18457584271900593,0.19249369722427104,0.19838183515872285,0.19861193409347605,0.19863918560535482,0.20203376134150933,0.20285314010221156,0.20332925870270496,0.20347624450822788,0.213905148207263,0.21542935756128936,0.21643501014885613,0.2178180375209383,0.2181945202363806,0.2207138008303812,0.2216444281546579,0.2256855187525869,0.2297748529318558,0.2300529284839912,0.23202388411367533,0.23258172476753378,0.23690042480061915],"n_dims_used":43,"mean_confidence":0.9160795877146166},"coverage":{"mean_confidence":0.9160795877146166,"n_dims_used":43,"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}}