{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001670},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750000024","480:4800002323","475:4750000009","498:4980000675","484:4840006934","496:4960010902","480:4800006469","480:4800002373","487:4870001231","500:5000011477","479:4790001573","478:4780004389","470:4700004920","484:4840001571","475:4750000040","472:4720005717","469:4690000330","468:4680009174","474:4740003679","475:4750000023","475:4750000039","475:4750000011","473:4730007639","480:4800006482","487:4870001056"],"twin_admin_codes":[475,480,475,498,484,496,480,480,487,500,479,478,470,484,475,472,469,468,474,475,475,475,473,480,487],"twin_sims":[0.004320535856305138,0.0013433614652946827,0.0012612484479763535,0.0007030222309196172,0.0002992013927743782,0.00021594718104461764,0.00016495624942627907,0.0001597535113305135,0.00011583724490179858,0.00008863525168111384,0.000058843745578478295,0.000057539673521536746,0.000048154937211694516,0.00004087949436716826,0.000028386358233850152,0.000022716120138023184,0.000015971064296541466,0.000014721819641968858,0.000012878144245686562,0.00001130231321931768,0.000009129568829067989,0.000008614159378167525,0.000008172076380867767,0.000006231574960657792,0.000005453764913254778],"twin_dists":[0.4285612431519298,0.4723069342507014,0.4745540979164832,0.4948924229747334,0.5231989701362267,0.5336079999101686,0.5420554184329559,0.5430517613467295,0.5529458547887799,0.5610511983332573,0.5732344150828623,0.573893474392001,0.5791029520002038,0.5838542780562699,0.5942975330512118,0.6005887163299535,0.6104026834060211,0.6126492153115066,0.6163219466777983,0.619883816277313,0.625666001240609,0.6272306689510279,0.628645848925026,0.6358780488664211,0.6394048095794288],"n_dims_used":44,"mean_confidence":0.8973234350031073},"coverage":{"mean_confidence":0.8973234350031073,"n_dims_used":44,"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}}