{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006160","490:4900006035","490:4900005387","466:4660003437","466:4660000966","490:4900001867","490:4900006053","490:4900004991","490:4900000485","466:4660003298","494:4940008423","490:4900001623","490:4900005649","490:4900005780","490:4900000582","490:4900007384","490:4900007630","490:4900005923","467:4670004272","490:4900000819","490:4900001311","494:4940008324","488:4880000849","466:4660001228","466:4660004266"],"twin_admin_codes":[490,490,490,466,466,490,490,490,490,466,494,490,490,490,490,490,490,490,467,490,490,494,488,466,466],"twin_sims":[0.30297140210589446,0.2972770190612008,0.2777985298921747,0.2607500638184383,0.19194588157437772,0.16863599563732057,0.16349322343661973,0.15926850992350594,0.1563264056657871,0.1482443829185007,0.14543374717290355,0.14484870214950465,0.14413699436740426,0.13854229884295105,0.1377305314690192,0.1317828676862432,0.13111595504294615,0.12791699627467468,0.12749629105321905,0.12146262384247251,0.12043739525826246,0.11878789461236168,0.11673272175058333,0.11281822089824271,0.110325419090208],"twin_dists":[0.20070687968720424,0.20229516716458132,0.20786890576605466,0.2129460796260231,0.23596745547178355,0.24504757078733966,0.2471702057109092,0.24895037158833752,0.2502104797054175,0.25376378977940917,0.2550329299776069,0.25529938487868986,0.2556246051692012,0.2582236392922383,0.2586072174898662,0.2614705773763081,0.26179766532758164,0.2633842877894424,0.2635951743005466,0.2666793961144109,0.26721499507934954,0.268084082515746,0.26917993067507734,0.2713088559097321,0.2726944227194549],"n_dims_used":45,"mean_confidence":0.9109444512261284},"coverage":{"mean_confidence":0.9109444512261284,"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}}