{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006337},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006822","490:4900007678","490:4900007073","490:4900006945","490:4900006825","490:4900005326","490:4900005050","490:4900007074","490:4900006586","490:4900006701","490:4900005051","490:4900005329","490:4900005716","490:4900004912","490:4900005843","490:4900005049","490:4900005452","490:4900005454","490:4900006709","490:4900006452","490:4900005584","490:4900006946","490:4900006340","490:4900006451","490:4900007451"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.08363579377804257,0.0746596940752762,0.06316192515605044,0.02846728189060952,0.025296899456078867,0.022900201632329583,0.021472133868559506,0.017443173882685563,0.01589447780268447,0.013856031750974359,0.01143159512811598,0.009923751064098004,0.008933766454471533,0.008495517207891375,0.007974090107501759,0.007202944891290755,0.004976201889197988,0.004494594296888114,0.0036251628276891164,0.0031674208375854877,0.0026162891528707624,0.0019144294526495865,0.001785034614150151,0.0017290482993064299,0.001709021356541538],"twin_dists":[0.2893190662918691,0.2958639395467211,0.30524945399792425,0.3464996730175375,0.3522005225670516,0.35693561850833244,0.3599655647829045,0.36957482127451297,0.3737941866051172,0.37993713618099656,0.3883822334728299,0.3944775573151005,0.3989458954501583,0.40106691140650785,0.40372201344245645,0.4079491952558328,0.42296387412083103,0.4270039248107441,0.4354130492295877,0.44061104705037674,0.4478692391887721,0.4594817530575729,0.46204361500092617,0.4632054799277874,0.4636295231773097],"n_dims_used":45,"mean_confidence":0.9077460394965278},"coverage":{"mean_confidence":0.9077460394965278,"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}}