{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000008908},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000009023","500:5000010659","472:4720003435","472:4720003894","472:4720003668","472:4720003594","478:4780006999","478:4780006998","472:4720003669","469:4690004557","500:5000006507","500:5000009453","478:4780006569","500:5000008662","478:4780006997","500:5000009022","478:4780006996","500:5000008907","472:4720005291","470:4700001486","500:5000009899","484:4840007382","472:4720003590","472:4720003592","470:4700003282"],"twin_admin_codes":[500,500,472,472,472,472,478,478,472,469,500,500,478,500,478,500,478,500,472,470,500,484,472,472,470],"twin_sims":[0.3642890126132646,0.3072531973663353,0.2662445280669251,0.26432010164207115,0.2586118305201584,0.24356759884009757,0.2365109483921631,0.23251662739333265,0.22794966954317858,0.2181770571378958,0.21662307556858038,0.21270501620713123,0.2108167533460245,0.21046544483824958,0.2096902165292589,0.20720671038975402,0.2007381448820715,0.19822551435599034,0.19766245594638218,0.197418224790035,0.1923823012429052,0.1901526205471311,0.18868279900330248,0.18756949419958574,0.18654932182622488],"twin_dists":[0.18456875835753378,0.19952400046481664,0.2112878785793982,0.21186620637767856,0.21359730592682433,0.2182788543460484,0.22053902357005759,0.2218379073635743,0.22334110608263313,0.22662620635324388,0.22715760046074293,0.22850890842576507,0.22916617267006315,0.22928889584021042,0.2295602007786336,0.23043397059116136,0.23274392167635158,0.23365499050927938,0.23386024532333305,0.23394940199297604,0.23580505872764898,0.2366374647370898,0.23718992841429848,0.23761039633878525,0.23799722973229068],"n_dims_used":44,"mean_confidence":0.9216786297884855},"coverage":{"mean_confidence":0.9216786297884855,"n_dims_used":44,"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}}