{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006147},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006264","490:4900006157","490:4900006501","490:4900006150","490:4900012841","490:4900007234","490:4900005754","490:4900012421","490:4900006262","490:4900006760","490:4900006144","490:4900006985","490:4900001284","490:4900005487","490:4900006384","490:4900006385","490:4900006517","494:4940007657","490:4900005898","466:4660004771","490:4900006381","466:4660004513","490:4900001155","490:4900007239","490:4900006158"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,466,490,466,490,490,490],"twin_sims":[0.567048806870506,0.4365836627044557,0.32278692375167106,0.3106585118379806,0.30774292003928927,0.2842793953693942,0.2618871184853825,0.26174712582942006,0.2487264471113901,0.23168046315262486,0.19928951204909964,0.18776415307959243,0.17387391670004168,0.17188768940688479,0.16703366791171928,0.15471532845499153,0.15281369082854657,0.15159724450070752,0.14843135306872082,0.14729588137566219,0.14500256427126124,0.14116324726014884,0.1384976021934716,0.13662365087373493,0.13371345329891623],"twin_dists":[0.13834039937087786,0.1672080691331775,0.195310058578491,0.19859002514279026,0.19938931923450595,0.2059891040441159,0.21260114114101616,0.2126435587317129,0.21665319200638594,0.2221116633906171,0.23326822263671684,0.23753675251737605,0.24293298734100457,0.24372939762442888,0.2457038500339988,0.2509078588592112,0.2517378870948904,0.2522728244561048,0.25367999633345456,0.2541900808983241,0.25522923221783983,0.25699652521311417,0.25824471570117385,0.2591329772529146,0.26053069320368466],"n_dims_used":45,"mean_confidence":0.9150021023220486},"coverage":{"mean_confidence":0.9150021023220486,"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}}