{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009459},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009146","490:4900008927","490:4900009655","490:4900009353","490:4900009034","490:4900009458","490:4900009456","490:4900008681","490:4900008590","490:4900009657","490:4900009140","490:4900008921","490:4900009349","490:4900008811","490:4900009356","490:4900008928","490:4900009144","490:4900008920","490:4900009555","490:4900009035","490:4900009658","490:4900009243","490:4900009130","490:4900009659","490:4900009457"],"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":[0.10875144029750859,0.013477433612643518,0.005481419743783299,0.004823847944045013,0.004310057850733837,0.002893035730061849,0.002369505078257013,0.0013343121314653595,0.0005731354870918464,0.0005371846792102519,0.0005345062878591318,0.00048214991778852207,0.00017193640357799012,0.0001520428838853609,0.000150527705895474,0.0001428889913303927,0.00012604439116688975,0.00010056671646777706,0.00008951327794626509,0.000023294848993020056,0.00002221493155223681,0.00001812249943683446,0.000007872426036177286,0.0000035903544681768973,0.000003275317445856823],"twin_dists":[0.2735817937237305,0.38116507366013225,0.4190899437004823,0.42420209918705526,0.4286567984005504,0.4440662613668474,0.4515851592612264,0.47254825966231706,0.5018061263068877,0.5039789014385117,0.5041461639596583,0.5075835078457349,0.5407642372627399,0.5445861329014254,0.5448962516639644,0.5465059942804977,0.5503637747242567,0.5572414434981741,0.5607547706778625,0.5998817595561869,0.6012149649105886,0.6069004728037284,0.6296473809801424,0.6503395312519192,0.6527170723448686],"n_dims_used":45,"mean_confidence":0.8897143893771702},"coverage":{"mean_confidence":0.8897143893771702,"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}}