{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006620},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007482","490:4900005623","490:4900007485","490:4900006279","490:4900007608","490:4900005883","490:4900005880","490:4900005088","490:4900004812","490:4900005363","490:4900007361","490:4900007367","490:4900006618","490:4900001403","490:4900007722","490:4900006751","490:4900007112","490:4900006742","490:4900007605","490:4900006031","490:4900007618","490:4900007113","490:4900007240","466:4660006866","490:4900006641"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490],"twin_sims":[0.49548926951846956,0.41717051848882775,0.4143125041802438,0.360959682869451,0.35217463368819024,0.34996373183989476,0.33887430426397264,0.332760594776872,0.3273071607141666,0.2993174183717737,0.2860924581148247,0.2543450987537342,0.24402015534979904,0.229042514603573,0.22035495169000713,0.21362715817697958,0.21341725788616225,0.20230221155435477,0.18632824559964722,0.1838227076942418,0.17971573541192953,0.17465623712027553,0.17427171015921758,0.1636461250799631,0.15500351346665245],"twin_dists":[0.15391190707271354,0.1717351539593456,0.17240902993286136,0.18540591858847552,0.1876340823774024,0.18819935826150103,0.19106351568010105,0.19266406186517102,0.19410533737838687,0.20172402615077506,0.20546786195686387,0.21490702130910236,0.21813536193085767,0.22297960359211627,0.22588572048623906,0.22818936589548328,0.2282620188336633,0.23218075883662406,0.23808125404464256,0.2390384680692626,0.24062759503290485,0.24262108752522174,0.24277426795479853,0.24710640624799005,0.25078272477426383],"n_dims_used":45,"mean_confidence":0.9266620212131076},"coverage":{"mean_confidence":0.9266620212131076,"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}}