{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000738},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001089","500:5000000737","500:5000001029","500:5000001143","500:5000000854","500:5000001085","500:5000001194","500:5000000851","500:5000000855","500:5000000800","500:5000001139","500:5000001104","500:5000000743","500:5000001084","500:5000000791","485:4850008684","500:5000001138","500:5000001031","500:5000001026","500:5000001193","500:5000000675","500:5000001241","500:5000001825","500:5000000976","500:5000000736"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,485,500,500,500,500,500,500,500,500,500],"twin_sims":[0.7697007168402786,0.7112728316430068,0.6888536239472701,0.5389484694644755,0.5062131882356853,0.4644962086047462,0.4434699538733935,0.40952208329039025,0.3992413351952261,0.3817312814987967,0.35514939582598254,0.35334237783505923,0.34599683491522826,0.341069078841999,0.3404574020117386,0.3283985777188924,0.3268553457506753,0.3255162205183873,0.3099922910300197,0.3043697667870078,0.30237391872122793,0.28698299049124326,0.2783565821275858,0.2771354423499614,0.27071682612629266],"twin_dists":[0.09396910891450082,0.10720730940493768,0.11213313558709086,0.14440446525094913,0.15154715268602936,0.1608349503477453,0.1656218233793551,0.17354307483988668,0.17599686538312076,0.18024392635532996,0.18687641238951477,0.1873362640876903,0.18921831661713392,0.19049273694265048,0.19065161269106365,0.1938158388714399,0.19422533731498795,0.19458154273349457,0.19877228542960024,0.2003195121507838,0.20087270805948026,0.20521256717600156,0.20770599963357572,0.20806273330831238,0.20995382252547712],"n_dims_used":44,"mean_confidence":0.9193103096701882},"coverage":{"mean_confidence":0.9193103096701882,"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}}