{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011118},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011664","490:4900012137","490:4900011729","490:4900011119","490:4900011113","490:4900011191","490:4900011799","490:4900011269","490:4900011530","490:4900011595","490:4900011194","490:4900011266","490:4900011796","490:4900011336","490:4900011601","490:4900010949","490:4900011794","490:4900011196","490:4900009969","490:4900011115","490:4900011920","490:4900011730","490:4900011526","490:4900011261","490:4900011189"],"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":[0.6341851652034552,0.5744328260726275,0.5311767737623087,0.4987554979651421,0.4985676382314493,0.48557708604175526,0.47195194860897727,0.4505134662192798,0.44338031993606175,0.4224568490145215,0.41109646686167306,0.40051458737967643,0.373171928183682,0.3550098045914621,0.3491594662943896,0.32372989622197934,0.32286717057327236,0.32155908543266903,0.32024042122635604,0.3188294123905777,0.31792019832622753,0.3083197893996644,0.30659901939954914,0.30339147520560494,0.3029466451042552],"twin_dists":[0.12394875808673014,0.1367538407115915,0.14609123880604652,0.15319016879872457,0.1532316437438264,0.1561107790118956,0.15915620080590212,0.1640091423279127,0.16564240858968945,0.17049388959743214,0.1731697322365599,0.1756914386195824,0.1823537732093245,0.18691189245481013,0.1884054534067665,0.1950579701355713,0.19528858992135653,0.19563891790928029,0.19599288686914246,0.19637255055571126,0.19661769590798253,0.19923082950845764,0.19970410258563734,0.20059040439761588,0.20071374708423623],"n_dims_used":45,"mean_confidence":0.9113003200954861},"coverage":{"mean_confidence":0.9113003200954861,"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}}