{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007202","490:4900006708","490:4900005843","490:4900006959","490:4900005454","490:4900007452","490:4900007085","490:4900006834","490:4900005049","490:4900007192","490:4900005714","490:4900007208","490:4900006836","490:4900005458","490:4900007451","490:4900006586","490:4900006336","490:4900007690","490:4900006945","490:4900005050","490:4900006452","490:4900003812","490:4900006574","490:4900006704","490:4900004644"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4840942747713341,0.1036752908282451,0.07613239842131833,0.06183906817240392,0.05723761624018939,0.05134941758504841,0.029438439025157654,0.027547089527064795,0.023979936529198033,0.017188880335431648,0.013993754041801157,0.00433514676409598,0.0026585352757511485,0.0025293027075545963,0.0020986322432271208,0.0017389003397801244,0.00106414158517864,0.0008543484334284166,0.0007005590398099066,0.00042139432805284873,0.00036737133861235833,0.00034676096135673775,0.0002709442145505053,0.00024182911430245928,0.00021286567090449222],"twin_dists":[0.15644088053051208,0.27651321273676677,0.2947482172529488,0.3064168246991315,0.3106441345500122,0.3164837236098736,0.34486281644296507,0.3480955306101027,0.3547517651049606,0.3702444698119069,0.3794977938659534,0.4284283482181389,0.4472655583677284,0.44914089025707576,0.4560969167758194,0.46299853455350737,0.4805562009543689,0.4882027219568311,0.49501203515131703,0.5120396663380333,0.5165393409683827,0.5184213068055955,0.5263874849783305,0.5300177419589891,0.5340621233068826],"n_dims_used":45,"mean_confidence":0.9279699537489149},"coverage":{"mean_confidence":0.9279699537489149,"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}}