{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008564},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008562","490:4900008566","490:4900008565","490:4900008229","490:4900009012","490:4900008670","490:4900008672","490:4900008338","490:4900009423","490:4900008556","490:4900008559","490:4900010822","490:4900009632","490:4900008226","490:4900010773","490:4900010986","490:4900009420","490:4900010405","490:4900009011","490:4900010136","490:4900009938","490:4900008336","490:4900008126","490:4900008557","490:4900009737"],"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":[0.3921032792385138,0.36077449933227385,0.3565954634142075,0.34689466366309096,0.314991964835617,0.3014977472782887,0.29622693920493753,0.291389643213082,0.2859009431862355,0.28470860528268094,0.24325748709073078,0.2088718460814055,0.17321055342111627,0.1721610862612966,0.162838999991054,0.15068531973190297,0.13917073665054017,0.13873976674749788,0.13863240901570786,0.1325308335407016,0.13213775936148092,0.13109936318144622,0.13099858307869877,0.13097144763786825,0.13025408653176634],"twin_dists":[0.1777174700567989,0.18545259791022978,0.18650928663330277,0.1889871589042431,0.19740991697337096,0.2011162301297739,0.20258999940883018,0.20395620545305626,0.20552282709590858,0.20586552909324093,0.2183772811644947,0.2298473450712133,0.24319824683189215,0.24361938528859212,0.24744367471531784,0.25267591964884195,0.25792783989274176,0.25813058535372835,0.25818116387538936,0.26110521682862475,0.2612970285203626,0.26180581879258236,0.26185536021875316,0.261868704353714,0.26222223276865214],"n_dims_used":45,"mean_confidence":0.8895222981770833},"coverage":{"mean_confidence":0.8895222981770833,"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}}