{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001047},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000018","488:4880000790","488:4880000351","488:4880000046","488:4880000298","488:4880000350","488:4880000147","488:4880000637","488:4880000554","488:4880000141","488:4880000300","488:4880000409","488:4880001143","488:4880000357","488:4880000050","488:4880000435","488:4880000288","488:4880000028","488:4880000561","488:4880000505","499:4990001085","488:4880000560","488:4880001141","488:4880000111","488:4880000506"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,499,488,488,488,488],"twin_sims":[0.9028816510243193,0.898699269362246,0.8623388312694925,0.8578305854592371,0.8138499759107696,0.8040901295378995,0.8016318171397601,0.8012191062767666,0.7966597895052726,0.7929341117039764,0.7860726490549301,0.78568286073221,0.7830794855192187,0.7820112812984936,0.7679515113374661,0.7645702946239178,0.7613409302946109,0.7606314874757408,0.7541889109531348,0.7521382281232547,0.7262255995923232,0.7252877493275424,0.7230622118451745,0.7174353113067486,0.7111181344154026],"twin_dists":[0.0587066575829817,0.06002585169864861,0.07068490049045506,0.0719248268539793,0.08335862918223379,0.0857651456019228,0.0863652367459975,0.08646575358971774,0.08757192261347477,0.088470201074146,0.09011194378396364,0.09020473687063094,0.09082324013041905,0.09107639755990365,0.09437661567467086,0.09516199063302937,0.09590930042002307,0.09607311663041035,0.09755508905326443,0.09802472692699432,0.10388247246552838,0.10409208150778744,0.10458888722186255,0.10584133177417125,0.1072415268466998],"n_dims_used":45,"mean_confidence":0.9255413479275174},"coverage":{"mean_confidence":0.9255413479275174,"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}}