{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003447},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003848","490:4900003699","490:4900004269","490:4900004266","490:4900004554","490:4900001832","490:4900003991","490:4900004135","490:4900004276","470:4700005331","490:4900003185","490:4900001822","490:4900004138","490:4900005891","490:4900003858","490:4900002898","490:4900007612","490:4900004544","490:4900004553","490:4900004552","490:4900003321","490:4900004550","490:4900001681","490:4900004822","490:4900007622"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6466892173788953,0.5612873456933434,0.481345016942654,0.4812918655149542,0.46012907066481823,0.44932132783839857,0.4393453776425508,0.42108054657995825,0.41132233305749805,0.4011346175899094,0.39569373243976935,0.38073366082975857,0.37289461271923835,0.37045924385745505,0.342090542602645,0.32922601763377907,0.3246298416913385,0.3212024849531757,0.31061278576803214,0.30907196107818113,0.3064599310323031,0.30446187539368913,0.3024370005125584,0.30027507904677153,0.2992818551667026],"twin_dists":[0.12126264023274791,0.13958000960829095,0.15705375178041794,0.15706561125403481,0.16182259390677767,0.16428142087650682,0.16657074512450376,0.17081641817571555,0.17311622272027916,0.17554286581264883,0.17685021572221213,0.18048864560461486,0.18242252398749173,0.18302737796055685,0.1902277633959341,0.1935967135106343,0.19481776520788957,0.1957345598447884,0.1986025274214352,0.19902443291262645,0.19974242365449343,0.20029403299377202,0.2008551910451293,0.20145674784929635,0.20173396129268795],"n_dims_used":45,"mean_confidence":0.9208804660373264},"coverage":{"mean_confidence":0.9208804660373264,"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}}