{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000759},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000529","489:4890000753","489:4890000760","489:4890000767","489:4890000378","489:4890000132","489:4890000702","481:4810006005","489:4890000382","489:4890000581","489:4890000583","489:4890000298","481:4810005672","489:4890000497","481:4810005423","489:4890000465","489:4890000475","489:4890000351","481:4810006042","489:4890000533","489:4890001373","489:4890000510","481:4810005750","481:4810005848","466:4660009460"],"twin_admin_codes":[489,489,489,489,489,489,489,481,489,489,489,489,481,489,481,489,489,489,481,489,489,489,481,481,466],"twin_sims":[0.6578061991784914,0.6201160156740086,0.6011494441272816,0.4732494119521682,0.46707830613172463,0.45250485637890964,0.4494629599971402,0.4448401442549227,0.4136426187850955,0.3841278164215286,0.34847255111874204,0.34767317145104343,0.3471615757248128,0.3404407472540805,0.33615644937044237,0.3338727772777919,0.33013449742320183,0.32466346931702844,0.32377698122445875,0.3209226066881172,0.3095163515619545,0.3040823588005935,0.3002972300909987,0.2914714185125251,0.2894833852791076],"twin_dists":[0.1188681410075244,0.12696500869297564,0.13102678010341273,0.1588649798188971,0.16025252472388357,0.1635549163816758,0.1642490586478113,0.16530734608517694,0.17256726846009587,0.17965730123101198,0.18858167454793093,0.18878697740479575,0.18891849984522122,0.19065594070289432,0.19177309226764416,0.1923717166392402,0.19335647542301443,0.19480879681959035,0.19504539345005395,0.19580966615376555,0.19890262729315383,0.20039904392693933,0.20145057150600393,0.20393299826207847,0.20449828873853365],"n_dims_used":45,"mean_confidence":0.9147052341037326},"coverage":{"mean_confidence":0.9147052341037326,"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}}