{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012934},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012981","490:4900012984","490:4900012938","490:4900012806","490:4900012868","490:4900013230","490:4900012872","490:4900012804","490:4900012879","490:4900012871","490:4900013056","490:4900012678","469:4690003031","490:4900012866","490:4900012982","484:4840003639","490:4900012805","490:4900012390","490:4900012674","490:4900013160","490:4900012319","484:4840003842","490:4900013187","490:4900012807","494:4940007851"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,469,490,490,484,490,490,490,490,490,484,490,490,494],"twin_sims":[0.3350154605869859,0.2391282592057031,0.1750287394661373,0.11139532837630946,0.06511699307212206,0.04573238517523495,0.04435029712579123,0.03897411902581346,0.038399365593845665,0.033646940501241736,0.029372702280576948,0.026601205793306326,0.022952608542065975,0.021931217212520494,0.021285600119617654,0.018700419072002452,0.017162410187397996,0.013466079714360382,0.01285456288170158,0.012716065713372485,0.012649646048446624,0.01199699892856387,0.011898505415760662,0.011806670509344776,0.010900645216242438],"twin_dists":[0.19207190549607642,0.21969567823584765,0.24247292650148197,0.2720968076096674,0.3035603116007435,0.32259884570722897,0.32419938868427356,0.33085420327496345,0.33161076118076344,0.33826423672716266,0.3449721393703791,0.3497845088520989,0.3568275805634252,0.35897290498924633,0.3603741811874672,0.36638462271233924,0.37031467372723076,0.3812023672459182,0.38325327196111786,0.3837297311207727,0.38395986080987005,0.3862799457249974,0.38663975072497103,0.38697761964895205,0.3904422523266714],"n_dims_used":45,"mean_confidence":0.9120502048068576},"coverage":{"mean_confidence":0.9120502048068576,"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}}