{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001662},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001718","477:4770001661","477:4770001601","477:4770001494","477:4770001768","477:4770001269","477:4770001320","477:4770000085","477:4770001717","485:4850007045","477:4770001552","500:5000001882","477:4770000125","485:4850007461","477:4770001139","485:4850006750","477:4770001895","500:5000001278","477:4770000842","485:4850007627","499:4990001964","499:4990000600","500:5000001899","477:4770000390","485:4850007756"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,485,477,500,477,485,477,485,477,500,477,485,499,499,500,477,485],"twin_sims":[0.8588372354783392,0.8303821150881925,0.7545263498592639,0.7239477768167969,0.6449473197686556,0.6072916772142697,0.5994347997672236,0.5867520558335454,0.5729908824316298,0.5710010656250528,0.5512821640183285,0.5385994649216502,0.531563465558234,0.49062188899619524,0.4859763027873989,0.4758798525360463,0.4700419019515968,0.46092317686230994,0.4578238301082509,0.45759243890552476,0.4521422725588895,0.44848373854686163,0.4432199740182682,0.42396174517620727,0.4050628777114285],"twin_dists":[0.0716492619502907,0.07918495621298732,0.09747771632795804,0.10439130333815806,0.12163723607692756,0.1297115329512101,0.13139397042150788,0.1341111073151517,0.13706349096883652,0.13749092570619517,0.1417368669926878,0.1444801098328187,0.14600719294890388,0.15499000952618225,0.15602195907403468,0.15827537582207027,0.1595854064544882,0.16164275885639726,0.1623452722277975,0.16239778875866517,0.1636375646203936,0.16447288412602223,0.16567923741907506,0.17014173008747915,0.17460396500128128],"n_dims_used":45,"mean_confidence":0.9227332221137152},"coverage":{"mean_confidence":0.9227332221137152,"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}}