{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004441},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720005718","484:4840008554","489:4890005420","472:4720001192","488:4880003419","486:4860004926","479:4790001651","468:4680002108","472:4720001418","493:4930004487","477:4770002676","473:4730004919","486:4860005050","500:5000011509","472:4720001247","477:4770002751","496:4960011208","472:4720002525","488:4880005943","477:4770002824","496:4960010979","473:4730005013","474:4740003596","496:4960010825","476:4760000539"],"twin_admin_codes":[472,484,489,472,488,486,479,468,472,493,477,473,486,500,472,477,496,472,488,477,496,473,474,496,476],"twin_sims":[0.034949853711193295,0.006785737986870523,0.006516780639115233,0.0056404327545515895,0.00473133375351673,0.003434437414624351,0.002306010901940761,0.001912438178221575,0.0017502497770251024,0.0011592951430853841,0.0011544625185275186,0.0008370288527199725,0.0005688066330098487,0.0004974416109927248,0.0004916744947116053,0.00036534592696673313,0.0003447648021538461,0.00034281738319728947,0.0003407247060663704,0.0002496166087690171,0.00019228904027921025,0.00019017645637632068,0.00017762736704208916,0.0001687460716569721,0.0001290769888451862],"twin_dists":[0.33636444152696415,0.4104088141889091,0.41206761008423465,0.41793741126535167,0.4249713965215101,0.43750172001636817,0.45259856193885467,0.4595199544401017,0.46276147062675,0.4775406695067781,0.47768819465671547,0.4889098127118875,0.5020609046020765,0.5065448785219656,0.5069330376019603,0.5167198406308329,0.5186091105320316,0.5187933133898074,0.5189923524623884,0.5290081179632333,0.5372633279893039,0.5376100460776384,0.5397475768348965,0.5413481313713888,0.5496346463139261],"n_dims_used":45,"mean_confidence":0.8981441073947483},"coverage":{"mean_confidence":0.8981441073947483,"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}}