{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008555","490:4900008219","490:4900010592","490:4900010217","490:4900008775","490:4900008108","490:4900008889","490:4900008326","490:4900008777","490:4900008770","490:4900010995","490:4900009524","490:4900007880","491:4910005106","491:4910004800","490:4900008900","490:4900007764","491:4910005407","490:4900008457","490:4900009326","490:4900008886","491:4910005510","491:4910005607","490:4900008553","490:4900008222"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,491,490,490,491,490,490,490,491,491,490,490],"twin_sims":[0.14157441457825523,0.06142141420763704,0.03208845362273674,0.031715965077031824,0.028595628383177155,0.025420792180785138,0.025073810616247263,0.024353343375560454,0.024333289376982932,0.022055790616248933,0.022012100403550193,0.021466899024326646,0.019576315581338377,0.01923283834641862,0.01436245513110458,0.012136077740398182,0.010035993047980703,0.00995029774964628,0.009882077468948975,0.008669542478974482,0.008512905763402644,0.008085567322878531,0.007854824983038095,0.00773496188478436,0.007442721072357861],"twin_dists":[0.2568055631713105,0.30678964140553094,0.34062089523851935,0.3411985992314563,0.3462806231593998,0.35196646687308103,0.35262448657531575,0.3540163235295276,0.3540555718965452,0.35870666139121216,0.3587998888503576,0.3599769899180424,0.36427118926248603,0.36508991832203225,0.37834013107609493,0.38577631545899066,0.3939963576722133,0.3943633109233008,0.3946574547477625,0.4002132115752688,0.4009809097076684,0.4031415640215089,0.40435112483251523,0.4049920817472383,0.4065929762364024],"n_dims_used":45,"mean_confidence":0.8872208489312066},"coverage":{"mean_confidence":0.8872208489312066,"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}}