{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008708},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009568","490:4900009575","490:4900009671","490:4900009360","490:4900008608","490:4900012000","490:4900003814","490:4900004652","490:4900005607","490:4900009256","490:4900012207","490:4900008081","490:4900012141","490:4900011667","490:4900010519","490:4900012140","490:4900011876","490:4900012073","490:4900009789","490:4900012072","490:4900011354","490:4900011552","490:4900001807","490:4900009675","490:4900003278"],"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":[0.3599143072692651,0.340705063744373,0.29964376581489227,0.28302433379617253,0.22781300024064563,0.0944673065399747,0.08413625862917554,0.07390229037247886,0.05288350568036504,0.05138123869672589,0.05131973566138382,0.05061485258675426,0.03503065623352084,0.03433448563658811,0.03358667561608623,0.03243811730563993,0.030314317390673726,0.02919418120760052,0.025769837676644678,0.024648701402823193,0.019599166050723125,0.01814468469488822,0.018061019489763627,0.017284325069002012,0.017031655139961563],"twin_dists":[0.18566958736431557,0.19058726711165141,0.20163288809570068,0.2063510986560924,0.22338639555224696,0.28212980571958635,0.2889710358951814,0.2964446813979037,0.3149108871931669,0.31645070458350455,0.3165145382600515,0.3172507143215497,0.3362486197042674,0.33725406242522604,0.33835361710984435,0.3400837828859796,0.34342582545687006,0.34527009039010775,0.35131231518835404,0.35344148353672533,0.3642171678545548,0.36777086788825536,0.36798277421212505,0.36999211676679544,0.37066286067343684],"n_dims_used":45,"mean_confidence":0.9261084662543403},"coverage":{"mean_confidence":0.9261084662543403,"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}}