{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003308},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001489","466:4660012687","500:5000011627","500:5000006273","500:5000001431","499:4990003012","500:5000001879","500:5000002143","485:4850002415","500:5000005347","479:4790001966","499:4990003011","498:4980005461","485:4850002414","498:4980003768","479:4790000007","468:4680000217","467:4670001272","468:4680002625","477:4770002474","469:4690000674","478:4780006840","499:4990003370","473:4730004824","485:4850007127"],"twin_admin_codes":[479,466,500,500,500,499,500,500,485,500,479,499,498,485,498,479,468,467,468,477,469,478,499,473,485],"twin_sims":[0.2564761767707619,0.23982733891649358,0.23920519415537703,0.21097304497876682,0.20863468325445142,0.2059018490609808,0.20560240951669673,0.1933255698149106,0.19011180417563764,0.184241654958585,0.17670717724874616,0.1730523079548499,0.170353462313609,0.1666800767960484,0.1643048794571447,0.16186638630962008,0.160267735918479,0.15351686645332,0.1524724541701136,0.15221018565615876,0.15219290761065926,0.1514741498779804,0.151351756894447,0.1452144677554509,0.14429899182064007],"twin_dists":[0.2142511431091554,0.2194714400245947,0.2196709795691495,0.22911161968143873,0.22993070221889894,0.23089592349045993,0.23100221445985267,0.23545493234088452,0.23665276605511634,0.23887777702707524,0.24180810960790483,0.24326163176692356,0.24434909312495798,0.24584928359130367,0.24683202779975424,0.24785170799353307,0.2485262601268277,0.25143008686338936,0.2518876308511433,0.25200288857779957,0.2520104867857322,0.25232713130873613,0.25238116078558814,0.2551327061346725,0.2555504746913886],"n_dims_used":45,"mean_confidence":0.9139394124348958},"coverage":{"mean_confidence":0.9139394124348958,"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}}