{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001343},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001212","490:4900001747","470:4700001364","496:4960011989","470:4700002126","490:4900001349","496:4960011391","469:4690003273","469:4690003271","469:4690003945","490:4900002203","469:4690002656","469:4690002655","496:4960011902","496:4960011662","466:4660000617","470:4700002448","470:4700001225","490:4900001342","490:4900001213","490:4900001761","496:4960011990","469:4690002444","469:4690002549","466:4660000686"],"twin_admin_codes":[490,490,470,496,470,490,496,469,469,469,490,469,469,496,496,466,470,470,490,490,490,496,469,469,466],"twin_sims":[0.662037709768105,0.5576941298563516,0.49278956238759636,0.47568963020934923,0.4639853217168424,0.4538474029057362,0.4467837855150064,0.44360388765614434,0.42287082641094575,0.42212540419494593,0.42157903628460525,0.41799280613848105,0.40871607585451775,0.3984805113135361,0.3870271254374018,0.386746304255008,0.3815543594513115,0.37489670459094787,0.3716634826050543,0.3696642062534851,0.36910961245583246,0.3688966196399967,0.36871058077920765,0.3666844262653981,0.36484728170652075],"twin_dists":[0.11795474657729638,0.14035396152381502,0.15450949445349957,0.1583179775172206,0.16095032039058207,0.16324910550179125,0.16486188870110655,0.16559106731095477,0.1703969627891271,0.17057152133594194,0.170699548792969,0.1715416384696088,0.17373445215745845,0.17617958288818492,0.17894993627637149,0.17901833991647115,0.1802873033706438,0.18192673781331478,0.18272804526545736,0.18322526192060173,0.1833634250682807,0.18341651437414533,0.1834628978056447,0.18396882033958276,0.18442876120896362],"n_dims_used":45,"mean_confidence":0.9165314568413628},"coverage":{"mean_confidence":0.9165314568413628,"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}}