{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003680},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001035","499:4990000213","499:4990000214","500:5000002489","477:4770004024","499:4990001130","499:4990000707","499:4990001037","500:5000003579","500:5000002624","500:5000004299","499:4990000876","499:4990000415","499:4990000215","499:4990001154","499:4990001144","499:4990000353","499:4990000549","500:5000003231","499:4990000877","499:4990003560","499:4990001241","499:4990003501","499:4990001141","500:5000004476"],"twin_admin_codes":[499,499,499,500,477,499,499,499,500,500,500,499,499,499,499,499,499,499,500,499,499,499,499,499,500],"twin_sims":[0.7381487161280256,0.7335846316761772,0.6911710467810559,0.6723433418922629,0.6720387050067378,0.639313879637081,0.6369351341257721,0.6144257181141726,0.6022612117517859,0.6000076590178297,0.599852966210137,0.5989019363010948,0.5924940526942327,0.5801695760199554,0.5791790749422322,0.5767577733069342,0.574804954894634,0.5651823153212578,0.5624324264746201,0.5516641500341907,0.5516432854584306,0.5486640049143574,0.5452287527604858,0.538241295198751,0.5368302923527614],"twin_dists":[0.1012038077401635,0.10223231072420984,0.11162679328951733,0.1157248211106883,0.11579085806956305,0.12284777442901942,0.12335853993723273,0.12818384767152932,0.13078870573178025,0.13127129047147512,0.13130441826112824,0.13150808754045035,0.132880635174789,0.13552262366849804,0.13573512738206936,0.136254728884833,0.136673940399829,0.13874181139040248,0.13933350992186816,0.14165441250277302,0.14165891603931255,0.14230226585344458,0.14304480536071518,0.14455775069521967,0.14486371284452457],"n_dims_used":44,"mean_confidence":0.9237424677068536},"coverage":{"mean_confidence":0.9237424677068536,"n_dims_used":44,"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}}