{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001574},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001285","498:4980000748","498:4980000832","498:4980000663","473:4730007840","498:4980001279","498:4980000600","498:4980000481","498:4980001580","498:4980000162","498:4980001295","473:4730007612","498:4980002601","500:5000009927","484:4840000992","498:4980002201","498:4980000820","484:4840001014","498:4980000928","473:4730007514","498:4980002118","498:4980000995","498:4980000470","498:4980001484","498:4980001189"],"twin_admin_codes":[498,498,498,498,473,498,498,498,498,498,498,473,498,500,484,498,498,484,498,473,498,498,498,498,498],"twin_sims":[0.6529161836630264,0.6221892417729159,0.5535869180439358,0.5529097460170754,0.5120048011273968,0.4975621978846452,0.49405351887545473,0.4842344350993606,0.4832754842043991,0.47791903059907187,0.47363666289875817,0.4590252464382142,0.45732025673934273,0.44339767729266827,0.43600928843199854,0.42694492169645776,0.4201411914732736,0.4051401572211621,0.385371167566864,0.3832937942727985,0.382858880588703,0.3783140157347078,0.3759652526751456,0.3722452614578011,0.36612763174076446],"twin_dists":[0.11992226656498804,0.12652081462406242,0.14123950579574748,0.1413856043417969,0.15027564471304355,0.1534536959924262,0.154229596113141,0.15640966483131577,0.15662329309139247,0.15781903442224846,0.15877811117284987,0.16207275206742627,0.1624595754575031,0.16563842219721495,0.16734081818713145,0.16944517486304964,0.1710368059494126,0.17458553535496024,0.179353642255507,0.1798612542337988,0.17996769288990092,0.18108348103093133,0.18166266071827203,0.18258360691679748,0.18410809481642793],"n_dims_used":45,"mean_confidence":0.9296618143717448},"coverage":{"mean_confidence":0.9296618143717448,"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}}