{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000950","477:4770001134","477:4770001138","477:4770000949","477:4770001189","477:4770001480","477:4770001133","477:4770001135","477:4770000948","477:4770001364","477:4770001074","477:4770001478","477:4770001063","477:4770001243","500:5000001564","500:5000002116","500:5000002000","477:4770001419","477:4770000947","500:5000001894","477:4770001245","477:4770001416","477:4770001420","477:4770000890","477:4770001354"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,500,500,500,477,477,500,477,477,477,477,477],"twin_sims":[0.8938874028291892,0.8535026810643482,0.8508098782242636,0.8417614942253734,0.7690274940753498,0.7610784125218932,0.7595454649596852,0.745038123578083,0.7383516499850936,0.7237018087859168,0.7023123705215422,0.669739907817198,0.6651108438135561,0.6497372561334976,0.6365424462754861,0.618426350596837,0.6140225821228272,0.6045098439566005,0.6034767547409553,0.5983889405054805,0.5949109548106618,0.5907531442545264,0.5867405225548293,0.5802191983757633,0.5761833148791987],"twin_dists":[0.06151595524294001,0.07310136290243006,0.0738268973233313,0.07623058587372422,0.0941260465041974,0.09596993273239456,0.09632364371705243,0.0996434256378548,0.10115798298815834,0.10444619601598841,0.10918374454965141,0.11628892829997475,0.11729062232017845,0.12060679693687622,0.12344283774460217,0.12732697241787294,0.1282701838572267,0.13030719977287084,0.13052841581081012,0.13161795219977712,0.1323628809003783,0.1332536341532136,0.13411357950248462,0.13551197839548054,0.1363780340198988],"n_dims_used":45,"mean_confidence":0.9220996432834201},"coverage":{"mean_confidence":0.9220996432834201,"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}}