{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000773},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002050","470:4700001299","470:4700000229","470:4700000775","470:4700000776","470:4700001012","470:4700001587","470:4700002215","470:4700001740","488:4880004898","470:4700002060","470:4700000091","470:4700000368","470:4700002206","470:4700000237","496:4960005253","470:4700001446","470:4700001731","470:4700002052","470:4700000232","470:4700000235","470:4700000875","470:4700000774","470:4700000200","470:4700002061"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,488,470,470,470,470,470,496,470,470,470,470,470,470,470,470,470],"twin_sims":[0.8243761075214002,0.8039486919823565,0.7929724432368207,0.7855376778878189,0.7798067962559481,0.7651658043352427,0.756016022974202,0.7316194009072325,0.7125321775071201,0.7111873405270859,0.7083739051986184,0.7060496754536943,0.6969490688890292,0.6968643952022195,0.692438882170318,0.6894198120441564,0.6825273015999445,0.6740783689149862,0.670625907071985,0.6671637021326464,0.664411404956634,0.6602427679079977,0.6542069259000723,0.6537815692692107,0.6508351461806644],"twin_dists":[0.08071642693113062,0.08579973535835916,0.08846098423752514,0.09023928649548511,0.09159772149107712,0.09502388805974771,0.09713582125299107,0.10267395048376013,0.10692862494782397,0.1072262195936046,0.10784795098784507,0.10836073503280215,0.11036167267253694,0.11038024073959554,0.11134952623891102,0.11200948145926017,0.11351249375458301,0.11534856537239704,0.11609701374723666,0.11684660203829449,0.11744183517903016,0.1183423399862639,0.11964416406604955,0.11973582180617105,0.12037044668573048],"n_dims_used":43,"mean_confidence":0.9142452506131904},"coverage":{"mean_confidence":0.9142452506131904,"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}}