{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003151},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003009","490:4900002714","490:4900003005","490:4900003276","490:4900003540","490:4900002860","494:4940007956","494:4940008262","490:4900004098","490:4900002112","490:4900002852","490:4900004518","490:4900003955","494:4940007423","490:4900002098","490:4900002721","490:4900002557","490:4900004235","490:4900011662","494:4940007733","494:4940006898","490:4900002558","490:4900002404","490:4900003274","490:4900008706"],"twin_admin_codes":[490,490,490,490,490,490,494,494,490,490,490,490,490,494,490,490,490,490,490,494,494,490,490,490,490],"twin_sims":[0.2766258083783653,0.0843801116336831,0.0729249436172492,0.05664465604489079,0.04871917503621544,0.04459497537809235,0.03354993274530803,0.028630783452185046,0.021996908472597113,0.021940131389153433,0.02080495170842201,0.01948798585666625,0.019435469610066758,0.018328741765162068,0.018283677770879636,0.017793811994020973,0.015898339730340383,0.015713403719057047,0.015508257388851341,0.01539400058787145,0.01442360900723663,0.014023653763182558,0.013291412250037805,0.013081790694469672,0.012746089627696616],"twin_dists":[0.20821189718750627,0.2888020553565922,0.2972012158065754,0.311209062618767,0.31927378805057594,0.32391301642571685,0.33840817851930455,0.346220771179029,0.3588323435171012,0.35895380963032014,0.36144162019389486,0.3644805309135298,0.36460538752018157,0.3673076838771037,0.36742071091120554,0.3686653589641655,0.37378322367533373,0.37431085364972844,0.37490257348632133,0.3752351262158339,0.3781506584856796,0.37940291661798936,0.38177962021996203,0.3824813149756519,0.38362605392022914],"n_dims_used":45,"mean_confidence":0.922430419921875},"coverage":{"mean_confidence":0.922430419921875,"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}}