{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002074},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002021","480:4800002075","480:4800001914","480:4800002020","480:4800001799","480:4800001970","480:4800002450","480:4800001913","480:4800001336","480:4800001737","480:4800002019","480:4800001912","480:4800001968","480:4800001689","480:4800001675","480:4800001618","480:4800002309","480:4800001736","480:4800002529","480:4800002016","480:4800002388","480:4800002389","480:4800001802","480:4800001897","480:4800002120"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.745719949414638,0.6092891928320892,0.5459287094645073,0.5319575761432367,0.48438046633549575,0.39978245987411953,0.39560093303594335,0.3939588831347235,0.3760391193841134,0.36559158546374027,0.35265439893043976,0.34362388555463874,0.33340847505129556,0.32994599894737203,0.32488826872205345,0.31604845888677885,0.30890626803249954,0.30534160296077306,0.29983862590078914,0.2619242831751711,0.2585052161857995,0.25401641220275084,0.24748141039830443,0.24502298972120018,0.22539404573590963],"twin_dists":[0.09948846079148772,0.12928380727278843,0.14289344252973038,0.14592154778160873,0.1563771445815679,0.17586700678788092,0.17687258498022496,0.17726880182922422,0.18164441914851404,0.18424227997019252,0.18751166227947103,0.1898307968555737,0.19249369722427104,0.19340629201097476,0.1947488567327307,0.19712360859877553,0.19906987443076835,0.200050906691252,0.2015784978062549,0.21258988267654874,0.21362986526506972,0.21500849043083384,0.21704353013529093,0.21781800331540938,0.2241909857251104],"n_dims_used":43,"mean_confidence":0.9186528228050055},"coverage":{"mean_confidence":0.9186528228050055,"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}}