{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850005597},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001323","500:5000001374","477:4770002817","467:4670000462","477:4770002468","475:4750000001","477:4770003051","488:4880000640","500:5000000988","475:4750001627","477:4770003130","477:4770002972","500:5000001906","500:5000001378","490:4900003629","496:4960010980","470:4700007633","475:4750000927","490:4900003497","496:4960010260","477:4770002541","490:4900003365","467:4670000589","487:4870001150","490:4900002060"],"twin_admin_codes":[500,500,477,467,477,475,477,488,500,475,477,477,500,500,490,496,470,475,490,496,477,490,467,487,490],"twin_sims":[0.19351008936209138,0.17923302063466548,0.16308640591424328,0.14813778413650042,0.14804633463236866,0.11894047158203436,0.10441821556848607,0.09929370418364475,0.09668164257519718,0.09550923340667647,0.0945907131537658,0.087787889106401,0.08426193046438497,0.08364966710324695,0.08108908960705073,0.0775306935588046,0.07422246653252243,0.07272508444571162,0.07204583877503243,0.06901748579456296,0.0686678303370913,0.0678278646038278,0.0677956795729442,0.05581664865239786,0.05574004865917072],"twin_dists":[0.2353865807151336,0.2408160556562394,0.24734016427906885,0.25381159852184126,0.2538526331704309,0.26800330692713475,0.27607730719367335,0.27913487678030807,0.2807411650722235,0.2814732433810445,0.2820517450636729,0.28648037681151073,0.28888390152907484,0.28930939620753876,0.2911163130291682,0.2937048501967943,0.2961986013884948,0.29735692961725974,0.29788874409719823,0.30031044761837633,0.3005955853813176,0.3012854202507346,0.3013119907228462,0.3120061548539883,0.31208038768388285],"n_dims_used":44,"mean_confidence":0.917080359025435},"coverage":{"mean_confidence":0.917080359025435,"n_dims_used":44,"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}}