{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001853},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001671","487:4870001761","487:4870001480","494:4940007388","494:4940007702","466:4660013334","487:4870001856","487:4870000835","494:4940007813","490:4900004261","494:4940007492","487:4870001565","487:4870000841","494:4940004192","487:4870001576","494:4940007280","466:4660013476","494:4940007586","487:4870000834","487:4870002118","494:4940004910","487:4870001195","494:4940007372","494:4940007508","496:4960007533"],"twin_admin_codes":[487,487,487,494,494,466,487,487,494,490,494,487,487,494,487,494,466,494,487,487,494,487,494,494,496],"twin_sims":[0.39748985663958647,0.38660112452122813,0.32654724615440817,0.3013358818247704,0.2514123539030005,0.2499486812820908,0.24396025983658204,0.22252666941101046,0.20991235233166264,0.207415953725308,0.207295716014198,0.2002073210088572,0.19468326851812748,0.19444207427577737,0.18949234318222427,0.18612412003351314,0.18347338416051065,0.1758919913598723,0.17556760686661177,0.17433519047288276,0.17349866069384723,0.172481557605322,0.17126363611324166,0.17105121103377224,0.1675204286986581],"twin_dists":[0.17641773492274648,0.17905371264920472,0.19430721971730675,0.20116126393601128,0.21581535851501937,0.21627121854330783,0.21815434317253404,0.22515219733080694,0.2294823908236641,0.23036007824508195,0.23040253286029105,0.23293573810831217,0.23495305619692583,0.2350420360811366,0.23688527315202326,0.23815889813100027,0.23917265174407143,0.24213043432729747,0.2422589919490189,0.24274896328014253,0.2430829521852861,0.24349058970415077,0.24398098112952862,0.24406676891906406,0.2455040056636042],"n_dims_used":43,"mean_confidence":0.9127317916515262},"coverage":{"mean_confidence":0.9127317916515262,"n_dims_used":43,"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}}