{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008995},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008886","490:4900009524","490:4900008466","490:4900009517","490:4900008555","490:4900007995","490:4900008777","490:4900009952","490:4900008458","490:4900007764","490:4900007765","490:4900007880","490:4900009518","490:4900009221","490:4900009000","490:4900009234","490:4900009455","490:4900005693","490:4900008003","490:4900009220","490:4900007993","490:4900008991","490:4900007881","490:4900007766","490:4900008575"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.06135565729704426,0.015388983178918358,0.004299975616251596,0.0014771253622634611,0.0007446543588456851,0.0007117680778442878,0.00046673252327670677,0.00041387347429126754,0.0003607955377502735,0.0002656805392559438,0.0002449615241519595,0.00022187214102664841,0.0002071750002707354,0.00019066784058684012,0.00018380328345705396,0.00018197465277866793,0.00016988946057459002,0.00015652904946293625,0.00014984414570652649,0.000128180982249588,0.0001159939220329539,0.00010264725376751591,0.00009880361462703696,0.00009194683903263642,0.00007089138622563537],"twin_dists":[0.30684852841366106,0.3752497794845106,0.4287489437557367,0.46890472401691935,0.49292767590889897,0.49447085537571034,0.5086623196882755,0.5126325587059777,0.517128803345228,0.5270157535739095,0.5296080121738733,0.5327517097227318,0.534917262934796,0.5375290774087538,0.5386784332517939,0.5389914258458953,0.5411376815441361,0.5436847274890253,0.5450371240955791,0.5498483752278092,0.5529046217701941,0.5566212700942216,0.5577765669588969,0.5599473412056928,0.567727173192236],"n_dims_used":45,"mean_confidence":0.8845656500922309},"coverage":{"mean_confidence":0.8845656500922309,"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}}