{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000891},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001047","480:4800001083","480:4800000751","480:4800000874","480:4800001208","480:4800000798","480:4800001191","480:4800000884","480:4800001135","480:4800000683","480:4800000841","480:4800000412","480:4800000846","480:4800000402","480:4800000698","480:4800000712","480:4800000320","480:4800000676","480:4800000405","480:4800000713","480:4800000959","480:4800000532","480:4800000800","480:4800001150","480:4800000646"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4500646742534851,0.4218765078988822,0.41952286751495266,0.41064583203981364,0.3995917881341742,0.37179159788673805,0.3659513948251073,0.35717298187955404,0.3498321280351671,0.3432002523585623,0.31944540655290227,0.3032574251712012,0.2914206642774839,0.2908917634096942,0.288667197899805,0.28447802316574095,0.2786635223514736,0.2640170356015067,0.26046918262776414,0.2557720033836105,0.2515643198769643,0.24599783395637417,0.24399038088841427,0.24243449493952257,0.23734551740102494],"twin_dists":[0.16411161255294002,0.17062983521747238,0.1711819884978779,0.1732765297036104,0.17591275488325997,0.1826962284654873,0.18415220021122775,0.186362881487784,0.18823306507836868,0.18994037657313992,0.19620668760933851,0.20062756278281788,0.20394740146165524,0.20409758349468834,0.20473103897391756,0.2059319026371578,0.20761648269490626,0.21195752273929747,0.21303143350549364,0.21446748209493344,0.2157681259650117,0.21751030390546994,0.2181447972574319,0.2186388857517488,0.22026945227900777],"n_dims_used":43,"mean_confidence":0.9163378338481105},"coverage":{"mean_confidence":0.9163378338481105,"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}}