{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005762},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001303","480:4800005687","479:4790003816","480:4800005693","480:4800004104","470:4700000559","470:4700000297","480:4800004928","480:4800005613","479:4790003827","481:4810000640","472:4720001456","470:4700001910","480:4800005031","493:4930000170","469:4690005944","470:4700000545","479:4790000052","479:4790003813","469:4690001766","480:4800004669","472:4720001124","469:4690000224","470:4700007615","496:4960004101"],"twin_admin_codes":[470,480,479,480,480,470,470,480,480,479,481,472,470,480,493,469,470,479,479,469,480,472,469,470,496],"twin_sims":[0.5111136576840983,0.4862191474760828,0.44869895383459935,0.4417560270510812,0.4402298715713765,0.4080996942573958,0.40402908798373577,0.4011060471567766,0.3991059646709536,0.38410147526129773,0.3742326260673724,0.3714497134096572,0.3692220058191852,0.3687976831771622,0.3512989439847397,0.34867964263077716,0.34028420228890777,0.331591802965907,0.3296381893684588,0.3261750644458245,0.325581901165984,0.32472714907557854,0.3197976548951467,0.31532039434869663,0.31433866567333885],"twin_dists":[0.15047104654510493,0.15596794061597888,0.1644236755732892,0.16601572036740425,0.16636696271126566,0.17388091732263578,0.17485065495149102,0.17554970962653324,0.17602936400268823,0.17966373949933784,0.18209104169930046,0.18278114587940963,0.18333541672960557,0.18344117987871758,0.1878577534715793,0.18852852811576293,0.19069662702680049,0.19297186235087835,0.1934876738788211,0.19440618999193912,0.19456405286478662,0.19479181503011456,0.1961119217830724,0.19732085484024903,0.19758723264000283],"n_dims_used":43,"mean_confidence":0.9207239372785702},"coverage":{"mean_confidence":0.9207239372785702,"n_dims_used":43,"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}}