{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004347},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002403","485:4850000235","479:4790002215","481:4810003328","478:4780006099","478:4780003601","479:4790002046","481:4810000983","500:5000004528","472:4720007657","478:4780006847","493:4930002856","481:4810000061","496:4960003618","478:4780006250","496:4960003893","485:4850001450","481:4810000761","478:4780006248","472:4720001090","496:4960005388","499:4990002166","472:4720001759","499:4990002231","496:4960010710"],"twin_admin_codes":[499,485,479,481,478,478,479,481,500,472,478,493,481,496,478,496,485,481,478,472,496,499,472,499,496],"twin_sims":[0.2918094797216293,0.2720909849745857,0.26625802349970595,0.26578391819543273,0.24276057984808486,0.22460703225284961,0.2219994592104228,0.20726472334667997,0.20151158432721566,0.19090479458128698,0.18237762499994525,0.180958469555332,0.18029210640851565,0.18027910600988928,0.17671469013103674,0.16623630408666912,0.16275732771410217,0.16216359358222251,0.16152555310793437,0.15776517157420708,0.15633044524607742,0.15343971721641936,0.15115950560954353,0.1497554949956757,0.14958449755585398],"twin_dists":[0.20383710017535558,0.20954666075333928,0.2112838321460862,0.21142606316739287,0.2185351645142113,0.22445399673563496,0.225329827582816,0.2304134787539601,0.2324650588108545,0.23635589814732233,0.2395947322345192,0.24014405359186897,0.2404030386118808,0.24040809800917762,0.24180514393904776,0.24603212432676902,0.24747787002163635,0.24772683470482873,0.24799511587232645,0.2495921130472352,0.25020873773009067,0.25146380674277985,0.25246609358647787,0.2530887795659804,0.25316491106712496],"n_dims_used":43,"mean_confidence":0.9208118527434593},"coverage":{"mean_confidence":0.9208118527434593,"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}}