{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010710},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010877","490:4900010793","490:4900010706","490:4900010959","490:4900012126","490:4900010691","490:4900010872","490:4900010535","490:4900010610","490:4900010447","490:4900011732","490:4900010178","490:4900010606","490:4900010964","490:4900010524","490:4900010629","490:4900010174","490:4900011323","490:4900010534","490:4900010448","490:4900011120","490:4900009677","490:4900010777","490:4900012059","490:4900004944"],"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":[0.3430584628531332,0.31589542078551963,0.31573251983116035,0.2940984968897041,0.29073340883150556,0.24816618427503578,0.22773776771705156,0.20695665118287354,0.1692206474713819,0.16662483028844807,0.15923379532358636,0.13002894464180761,0.12557360087637862,0.1237666085034572,0.12260205574295775,0.12230183547781112,0.1201862123021052,0.11995671953596863,0.116675604338102,0.11593326057543829,0.10701618373220148,0.10668412706794632,0.10647571291946982,0.1032357007953984,0.10101784018625085],"twin_dists":[0.1899770688505406,0.19716504809486976,0.19720917073309857,0.20318950032481914,0.2041425800631338,0.21682868758478624,0.2234113337794384,0.23052234349802603,0.2448092270024399,0.24587202680222334,0.24896514060611075,0.2623334895814732,0.26456572587957133,0.2654882106866506,0.26608816605788904,0.2662435370319009,0.26734674850021933,0.2674673087652495,0.26921059705153183,0.26961021372361493,0.2745716959036149,0.27476253986117993,0.2748825581072245,0.2767722864343767,0.2780926760631246],"n_dims_used":45,"mean_confidence":0.9180226643880208},"coverage":{"mean_confidence":0.9180226643880208,"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}}