{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001309","490:4900001305","490:4900002442","496:4960007787","494:4940004063","466:4660006904","490:4900000768","490:4900012573","490:4900000272","490:4900006010","490:4900005804","496:4960008674","466:4660007491","487:4870000478","466:4660011828","466:4660010853","490:4900001580","490:4900001716","466:4660011504","496:4960005114","490:4900003492","487:4870004579","487:4870003961","493:4930003362","490:4900001223"],"twin_admin_codes":[490,490,490,496,494,466,490,490,490,490,490,496,466,487,466,466,490,490,466,496,490,487,487,493,490],"twin_sims":[0.40896569812654743,0.3328028925252644,0.22098619005647144,0.1783352526592636,0.1456606280086115,0.14525530080098142,0.13869708937230638,0.12985333858370118,0.10831821757505719,0.10810372214995263,0.10410996939009658,0.09315756401968829,0.09033289223201096,0.08322027624764419,0.08291463086905458,0.08237650063418533,0.08147188490872663,0.08036526403301704,0.07904077282989488,0.07445817215234843,0.07316030961761402,0.0689417085480846,0.0687255149813352,0.06748289460572537,0.06601603802899893],"twin_dists":[0.17367516442022451,0.19265293386100538,0.22567201598713113,0.24116752017543935,0.25492981225252936,0.2551141178972682,0.2581506880754532,0.262420368604774,0.27382777835753264,0.2739498515441821,0.27625787413063957,0.2829632762882952,0.28479278602370817,0.28960928880655773,0.2898235098051656,0.29020221372853694,0.29084331096150007,0.2916353654527697,0.2925949382152833,0.29601799088814007,0.2970182800872658,0.30037214274402785,0.30054846338537067,0.3015707479347142,0.3027974339920995],"n_dims_used":45,"mean_confidence":0.9126121520996093},"coverage":{"mean_confidence":0.9126121520996093,"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}}