{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013165},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013112","490:4900013254","497:4970001692","490:4900013288","490:4900000302","490:4900013128","490:4900013158","490:4900013164","491:4910000477","490:4900013008","466:4660010479","490:4900013256","490:4900013390","490:4900000998","497:4970002913","497:4970000933","487:4870000032","492:4920005665","466:4660012250","490:4900013316","494:4940007839","494:4940008357","490:4900013190","497:4970002697","491:4910000476"],"twin_admin_codes":[490,490,497,490,490,490,490,490,491,490,466,490,490,490,497,497,487,492,466,490,494,494,490,497,491],"twin_sims":[0.031390505352685436,0.023439555335970367,0.02228482642315909,0.01500854747369374,0.006466591440409686,0.004747960906391158,0.0034082338707963605,0.0030569235448346015,0.0020904036975893615,0.001796216983379473,0.00174083702657711,0.0015532041959559501,0.001418473226064264,0.0013053520985047927,0.0011327743923805725,0.001119250380246025,0.0009799788795796056,0.0008587786079739696,0.000807536786657547,0.0007653751776553574,0.0006723284600710914,0.0006140210943732297,0.0005558600603036612,0.0005493210274502953,0.0005290212277536635],"twin_dists":[0.3417081336215544,0.355833830267286,0.35822054738446824,0.3763732798805319,0.412383959805554,0.42483213489476174,0.4377969006870888,0.44196828995854476,0.4562421817632241,0.4618155795836315,0.4629579808929606,0.4670946456340141,0.4703599303906001,0.47333085964736277,0.47835739010728157,0.47878071195931843,0.4834395111821364,0.4880239953420735,0.49014576266849486,0.49198761165924576,0.4964116046918096,0.49948455647201456,0.5028338294664784,0.5032306252249624,0.5044911560686048],"n_dims_used":44,"mean_confidence":0.9105804616754706},"coverage":{"mean_confidence":0.9105804616754706,"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}}