{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003065","487:4870003204","487:4870002238","487:4870004058","487:4870003340","487:4870003475","487:4870001792","487:4870003764","487:4870002481","487:4870003622","487:4870003202","487:4870003617","487:4870002395","487:4870003910","487:4870002480","487:4870000372","487:4870001523","487:4870004350","487:4870002484","487:4870003077","487:4870004351","487:4870002486","487:4870003335","487:4870002391","487:4870000431"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.5263483695762504,0.4603729797278136,0.44922307008643353,0.43864535921453207,0.39088793104450525,0.3486505346088805,0.34825227619800553,0.3404190559358559,0.30508794285287716,0.3027217501981925,0.294794423142913,0.2848946653021214,0.2806448647783966,0.2527626473808419,0.24423355993792314,0.24032856562796479,0.23638144044255893,0.2102660115323201,0.21002768318050152,0.20135116184135704,0.19736837297202423,0.185555658866425,0.1821715910268532,0.1792291611404624,0.17632115286280073],"twin_dists":[0.14714177435808543,0.16176734599595669,0.1643038745210839,0.16673213944300658,0.17801186624565107,0.18853599718080805,0.1886382224989165,0.19066157771771367,0.20012096792384912,0.20077614610767858,0.20299320346748484,0.20581199491631758,0.20704007579776745,0.21539630925284942,0.21806775719189586,0.2193109268779979,0.22058091113492753,0.22935862611385507,0.22944201468824396,0.23252283836553894,0.23396760979200448,0.23837544189836243,0.23967429521337077,0.24081756392222972,0.24196061150778087],"n_dims_used":43,"mean_confidence":0.8955482660337936},"coverage":{"mean_confidence":0.8955482660337936,"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}}