{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001126},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002542","490:4900002388","490:4900001123","490:4900001119","490:4900001115","490:4900002378","490:4900004504","490:4900002549","490:4900002069","490:4900004086","490:4900002526","490:4900001120","490:4900002699","490:4900001919","490:4900001375","490:4900003793","490:4900004087","490:4900002394","490:4900002377","469:4690007334","490:4900003136","490:4900003128","490:4900001915","490:4900001914","490:4900003516"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,469,490,490,490,490,490],"twin_sims":[0.03501507007389841,0.025528202519686197,0.021481848264724126,0.020865195620148276,0.01727501318264332,0.015301882102194127,0.013767690872229194,0.011761047771366672,0.01102448169301772,0.010942804658767805,0.010546448705875096,0.007247389116144477,0.007140336429680245,0.006460022220814824,0.005711608297044634,0.005580926301448346,0.005474910511454866,0.0043901633527027055,0.003843438045184986,0.003603313684223325,0.003550362824160557,0.0033132886228610693,0.002746126799406738,0.002482311521204463,0.002347855273912616],"twin_dists":[0.33627094309935235,0.3517643455055441,0.35994436936895247,0.3613066589577513,0.37001668325391823,0.3755048294290165,0.380220983460282,0.38714633769032747,0.38995393331206785,0.3902754554852907,0.3918666940931363,0.40769477840548324,0.4083099955422556,0.41242553009824184,0.4174310130668918,0.4183652369839172,0.41913776378952644,0.4279315615899797,0.4331421433395999,0.4356471745937374,0.43621998251904753,0.4388840784575143,0.44604139738981957,0.44984462095324046,0.45192787277904795],"n_dims_used":45,"mean_confidence":0.9144848293728298},"coverage":{"mean_confidence":0.9144848293728298,"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}}