{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001983},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940002853","494:4940003781","494:4940002629","494:4940003531","494:4940002852","494:4940001978","494:4940001860","494:4940003652","494:4940003305","494:4940002409","494:4940003304","494:4940003651","494:4940001874","494:4940002301","494:4940003416","494:4940003300","494:4940003298","494:4940003650","494:4940002627","494:4940002526","494:4940003419","494:4940003645","494:4940002516","494:4940003301","494:4940003536"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494],"twin_sims":[0.5687679066490393,0.4298147451969963,0.4206831640968384,0.42047764852390196,0.4004798475147388,0.3720084805376103,0.35996260057758345,0.35554195678674744,0.35345808865181677,0.3365424359779306,0.30716424681186766,0.30567330341825577,0.301648207284238,0.30049935091127855,0.29599585374234244,0.2908464095036287,0.2892794098433189,0.2820550903707037,0.26011721398252613,0.25471949326661186,0.24328870347813947,0.23676024182644673,0.22340428824612518,0.21705955455407128,0.1962729049117675],"twin_dists":[0.137970824598654,0.1687769795414143,0.1709096250959342,0.17095784380952947,0.17569976613458518,0.18264237908395564,0.18565739803283515,0.18677667333858952,0.18730678139511633,0.19167213073661166,0.1995484764979345,0.19995934140163982,0.2010743821575581,0.20139422674522492,0.202654964131178,0.20411046934998878,0.20455641917320452,0.20663131916458866,0.2131384710490113,0.21479154299267805,0.21836736968116358,0.2204584351930928,0.22485712733976712,0.22700808544085418,0.2343685228724343],"n_dims_used":45,"mean_confidence":0.9182918972439236},"coverage":{"mean_confidence":0.9182918972439236,"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}}