{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005192","490:4900006330","490:4900005053","490:4900005832","490:4900004914","490:4900006449","490:4900005836","490:4900007062","490:4900007310","490:4900004911","490:4900005173","490:4900004625","490:4900005966","490:4900005189","490:4900002825","490:4900004631","490:4900007551","490:4900005839","490:4900004641","490:4900005055","490:4900005570","490:4900005039","490:4900001924","490:4900005576","490:4900007537"],"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":[0.03266283082897543,0.030946780971728923,0.02290484505741606,0.020821132159697796,0.015895755645789763,0.012224258281692116,0.011708203470139514,0.00736219701199805,0.0072582976845586055,0.007160006558908262,0.007155972110792539,0.00578490584037295,0.005671862632147736,0.005106712546379288,0.005042437893540381,0.004996034877463754,0.004969184026623549,0.0048505647724335545,0.0040677415742000666,0.003849569949976071,0.0037075375998106845,0.0036731382987595903,0.0031490217780770595,0.0027308503931768664,0.0027293441920212868],"twin_dists":[0.33974120906027794,0.3424101531911748,0.35692603733398026,0.3614053385946126,0.37379055890758384,0.38545964190450277,0.3873424894397778,0.4070440015790634,0.4076325476274325,0.4081963351474404,0.40821962460112676,0.4169154398060925,0.4177130870913253,0.4219301858764442,0.42243623489346216,0.42280521975816665,0.42302015084546096,0.4239824251488927,0.430927671689717,0.4330800596264782,0.43454176562553787,0.4349034436258624,0.44083401207009304,0.4462522996581419,0.4462731523411544],"n_dims_used":45,"mean_confidence":0.9148006863064236},"coverage":{"mean_confidence":0.9148006863064236,"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}}