{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000694},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000693","491:4910000692","491:4910000328","491:4910000468","491:4910000156","491:4910000567","491:4910000182","491:4910000503","491:4910000141","491:4910000509","491:4910000452","491:4910000508","491:4910000052","491:4910000108","491:4910000070","491:4910000626","491:4910000456","491:4910000878","491:4910000199","491:4910000561","491:4910000194","491:4910000250","491:4910000754","491:4910000069","491:4910000088"],"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":[0.8763062419594794,0.6005086139072162,0.5870712223229274,0.5114122649144522,0.4494018651087466,0.42688636910790595,0.4081787250834818,0.4069223124739474,0.3946379190121657,0.3898148498701076,0.3618451887481868,0.35029767728011074,0.3420118628794449,0.3375595873468342,0.32906725274097576,0.3217454216633515,0.3183765023670239,0.3097846745384111,0.3091232634050304,0.3088429623607982,0.30567701650646695,0.29598000122745344,0.2906108885437861,0.2886515785050826,0.2881153583000826],"twin_dists":[0.06674074329750296,0.131164011148698,0.13404269436721034,0.15040556102747854,0.16426301805047164,0.16945882713780405,0.17386213248555002,0.17416096015377586,0.17710486215732263,0.17827215683036282,0.185182876925741,0.18811385679352013,0.19024815832567524,0.19140637650777567,0.1936387346326718,0.19558896525062036,0.19649461639894228,0.1988291296343351,0.19901036602366712,0.19908723978365822,0.1999583167358755,0.2026594218209551,0.20417740430297918,0.20473549695054347,0.20488862864891136],"n_dims_used":45,"mean_confidence":0.8912910461425781},"coverage":{"mean_confidence":0.8912910461425781,"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}}