{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000014},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000012","500:5000000002","500:5000000013","500:5000000285","485:4850006616","500:5000000059","485:4850007077","500:5000000029","485:4850006090","500:5000000332","477:4770000290","477:4770000203","485:4850005390","485:4850006008","477:4770000032","477:4770000335","485:4850006902","477:4770000337","477:4770000352","485:4850005254","477:4770000336","477:4770000306","485:4850007857","500:5000000286","485:4850004813"],"twin_admin_codes":[500,500,500,500,485,500,485,500,485,500,477,477,485,485,477,477,485,477,477,485,477,477,485,500,485],"twin_sims":[0.7021563073662719,0.6062898194908725,0.551107503880937,0.48292389337692143,0.4161888221040713,0.4101364237935138,0.4071808886526066,0.3960319746628476,0.34727357512242574,0.3433928343019244,0.3378074912221171,0.33052926402335675,0.3285145000515842,0.3210469866040452,0.31839081197083574,0.3181001754568956,0.3160804296901411,0.3082783224665742,0.3067043338975176,0.3044513520880631,0.2999598360162863,0.29968966419949544,0.2940830057924913,0.2939876414797567,0.29394001960985167],"twin_dists":[0.10921807185905265,0.1299260576576166,0.14177457171656105,0.15670165112245704,0.17196639838630634,0.17339731794847935,0.17409942650463614,0.176768703019818,0.18888969800073013,0.1898905531563643,0.19134167146215747,0.1932521966146849,0.19378512164159062,0.19577628384355397,0.19649075825752213,0.19656913855278574,0.19711495301242332,0.19924221648589346,0.19967509343107,0.20029694373298274,0.2015446754824695,0.20162007485409134,0.20319387295320213,0.20322079417059818,0.20323423969448767],"n_dims_used":45,"mean_confidence":0.9203952365451389},"coverage":{"mean_confidence":0.9203952365451389,"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}}