{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008766},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004240","487:4870002137","491:4910004338","487:4870012379","491:4910004241","466:4660008974","665:6650003711","466:4660010152","497:4970003571","487:4870004034","486:4860004242","491:4910004513","487:4870009568","487:4870001983","494:4940002144","494:4940002710","491:4910003977","494:4940006549","466:4660011293","491:4910003940","491:4910002110","492:4920003688","491:4910004133","497:4970003184","487:4870012534"],"twin_admin_codes":[491,487,491,487,491,466,665,466,497,487,486,491,487,487,494,494,491,494,466,491,491,492,491,497,487],"twin_sims":[0.0026165422535358225,0.002204038765931552,0.0011230254673575521,0.00040550158960255456,0.0003228715224618379,0.00025229808576917115,0.00022179669053569673,0.00020558279515480753,0.00019997831923918645,0.00019530253209046003,0.00017192075922074486,0.00015689745217156023,0.00013711860631841438,0.00013125443354010022,0.00012092401720349363,0.00009377528707477938,0.00008331278792308309,0.00008100885211309826,0.00008041035149967616,0.00007929569435762913,0.00007109691428612019,0.00006878058250661474,0.00006532178504558309,0.00006124812428562634,0.000056650342676228744],"twin_dists":[0.4478655959740914,0.4542809736990077,0.47866207139535416,0.5133045173840863,0.5207385898883884,0.5286673148415013,0.5327624781331857,0.5351604823481134,0.536030938591803,0.5367749091783949,0.5407670754969822,0.5436117906419452,0.5477767866106117,0.5491210318790396,0.5516333245471128,0.5593538781126177,0.5629099041127622,0.5637495942970727,0.5639714228258702,0.5643887598635221,0.567641155106272,0.5686245329245517,0.570152991994601,0.5720548013581498,0.5743511073359763],"n_dims_used":44,"mean_confidence":0.8875092593106356},"coverage":{"mean_confidence":0.8875092593106356,"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}}