{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006038},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007511","490:4900006408","490:4900007512","490:4900005798","490:4900008644","490:4900006164","490:4900006037","490:4900004858","490:4900006039","490:4900004182","490:4900006295","490:4900007514","490:4900006646","490:4900008642","490:4900004857","490:4900006645","490:4900005673","490:4900006409","490:4900006644","490:4900002654","490:4900008643","490:4900006294","490:4900005907","490:4900007389","490:4900003894"],"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":[0.7461946775971489,0.7310594650712273,0.7301773761927567,0.5832279881851609,0.5653062487602306,0.5599739921466007,0.5500527776686351,0.5395488978969157,0.5304633362294288,0.5263914121800183,0.5226725974195705,0.5218807569316032,0.5209820895967117,0.5161911169721773,0.49611290761967597,0.4852020398849285,0.4813485782981149,0.48104221209237275,0.4656777218794724,0.4543765545194475,0.45208058882286245,0.45184022489495246,0.45160021317814963,0.44340316128142343,0.44195666664012356],"twin_dists":[0.0993805060495737,0.10279965212442811,0.10299755859114586,0.13486664896965067,0.13871515297184522,0.13986281632600628,0.14200230159707583,0.14427434797057023,0.14624633521599062,0.14713240018357518,0.14794294891669124,0.14811570648421946,0.14831184414269666,0.14935884515042008,0.15377399721544271,0.15619424182702524,0.15705295716367498,0.15712132100727424,0.16056830618165463,0.16312866450720917,0.16365162740118794,0.16370643282759123,0.16376116872874866,0.1656371627246416,0.16596957858415165],"n_dims_used":45,"mean_confidence":0.9180706448025173},"coverage":{"mean_confidence":0.9180706448025173,"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}}