{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009099},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011291","490:4900009527","491:4910003892","490:4900009625","490:4900009819","490:4900011767","490:4900010022","491:4910004853","490:4900009626","490:4900010909","490:4900009623","490:4900008118","490:4900010212","490:4900009622","490:4900007783","490:4900009528","490:4900010492","491:4910005314","490:4900010662","490:4900008899","490:4900009621","490:4900011145","490:4900009009","490:4900010831","490:4900009624"],"twin_admin_codes":[490,490,491,490,490,490,490,491,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490],"twin_sims":[0.1446946517641991,0.13160032965407684,0.12700121409201348,0.11748952569647596,0.10162678323052299,0.09588108224868765,0.090679961437509,0.0905579167844732,0.0759196910221812,0.06598580572991956,0.06341294699797362,0.06166516470765819,0.05911168947722184,0.058630988364990644,0.05847337693789384,0.055991269536590886,0.05329053748124596,0.04776019880517926,0.045875498240142205,0.04538643022627807,0.04531600659756283,0.04468982484041941,0.041523642865333124,0.04090097414673256,0.03999371246430111],"twin_dists":[0.25536967873409205,0.2615599791201364,0.26384401706752975,0.2687746846151502,0.27772790871777087,0.28124029089805475,0.2845655751144914,0.2846453937458347,0.2949082832488659,0.3028229491573548,0.3050302020933185,0.30657180694233716,0.30888983851258434,0.30933539686169004,0.30948214072526803,0.3118372445770207,0.3144999404082371,0.32032233897659246,0.3224354383251503,0.32299563636947165,0.3230767186689516,0.3238023588929894,0.32760783720562975,0.3283848301425731,0.32953500927317836],"n_dims_used":45,"mean_confidence":0.8861477322048611},"coverage":{"mean_confidence":0.8861477322048611,"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}}