{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005804},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005915","491:4910005462","491:4910005603","491:4910005401","491:4910005836","491:4910005833","491:4910005941","491:4910005602","491:4910005561","491:4910005870","491:4910005908","491:4910005794","491:4910005840","491:4910005942","491:4910005801","491:4910005458","491:4910005800","491:4910005843","491:4910005913","491:4910005505","491:4910005931","491:4910005657","491:4910005874","491:4910005914","491:4910005803"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.8451744533743797,0.49754217075988577,0.3723574582882736,0.3188383553368094,0.2819223419116872,0.2808190588266538,0.2719432855193037,0.2714760543400427,0.25056487106586395,0.23928432060618524,0.23772182097796918,0.23395566163224896,0.22706843678082061,0.2167084679811989,0.2074713446826226,0.20246048527763272,0.19663109382864682,0.1858978201725692,0.18387185892952038,0.1825041867781709,0.1731099723162736,0.14709890532022946,0.13267512752797936,0.1317843229569425,0.12954611921297457],"twin_dists":[0.07532993873536414,0.15345812028709901,0.18255576462419124,0.1963701412843092,0.20666974372713692,0.2069895180441711,0.2095903630543938,0.20972870691872453,0.21607909934193636,0.21964558274735643,0.2201481060392579,0.221368285271161,0.22363344550563727,0.2271283335165547,0.23034052595481022,0.23212393730086708,0.234237264851878,0.23824504671071406,0.2390196023113738,0.2395458900521485,0.2432385296146066,0.25427886324846843,0.261034911926589,0.26146986500258507,0.2625725753683493],"n_dims_used":45,"mean_confidence":0.886250729031033},"coverage":{"mean_confidence":0.886250729031033,"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}}