{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730006361},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730005483","473:4730006247","500:5000003906","500:5000006370","484:4840004155","500:5000007697","500:5000007033","484:4840000073","484:4840005191","500:5000006371","500:5000007926","500:5000007298","500:5000007038","473:4730005588","484:4840006237","500:5000007433","484:4840006599","484:4840004581","500:5000006981","473:4730006037","484:4840002058","500:5000007422","473:4730005379","500:5000006084","484:4840003209"],"twin_admin_codes":[473,473,500,500,484,500,500,484,484,500,500,500,500,473,484,500,484,484,500,473,484,500,473,500,484],"twin_sims":[0.5102076695962696,0.504541064473457,0.4532051967266482,0.4405257146002846,0.44002576413407857,0.4037082669522363,0.3964093982174254,0.3940461626575316,0.3923100888839633,0.3783759757587502,0.3774859468566714,0.37649867261698444,0.37446974748127015,0.3697938375010022,0.36884700553162686,0.35626129733039835,0.35246020369046605,0.35049710599955064,0.3468097853633054,0.3438739646292523,0.3401228089960197,0.3348307197084484,0.3309633873529944,0.3252197620799325,0.3197741713636579],"twin_dists":[0.15066979246788065,0.15191496514552216,0.16339534829557464,0.16629883787399408,0.16641397368724795,0.17492726892262211,0.17667778585094981,0.17724772260773916,0.17766741654623688,0.1810682260827864,0.18128747347147856,0.18153097062787954,0.18203235756860484,0.1831929824233873,0.1834288830820942,0.18659405594792516,0.18756120398104487,0.18806281655748627,0.18900899839425378,0.18976614350915133,0.19073858394808546,0.19212033912611784,0.19313760041978703,0.19466050997261714,0.19611823776359602],"n_dims_used":45,"mean_confidence":0.9261478000217014},"coverage":{"mean_confidence":0.9261478000217014,"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}}