{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000565},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000312","480:4800000691","480:4800000640","480:4800000683","480:4800000471","480:4800000434","480:4800000309","480:4800000681","480:4800000724","480:4800000798","480:4800000651","480:4800000335","480:4800000397","480:4800000652","480:4800000528","480:4800000447","480:4800000574","480:4800000507","480:4800000642","480:4800000641","480:4800000318","480:4800000537","480:4800000532","480:4800000646","480:4800000967"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.686496134065814,0.6670438635535405,0.6621634492649937,0.5937207296436098,0.5787526956487705,0.517679710223318,0.5001835089610561,0.49630540523410055,0.4799928919512555,0.47484790215294975,0.45460240383183526,0.4428951032586659,0.4408435166822126,0.43254656212339426,0.4263652421682883,0.41450987973299486,0.40036704666033296,0.36043888483602776,0.35411642854823405,0.3471809362695266,0.34174943847364064,0.3412601257428876,0.33602339563296996,0.33436700534312863,0.3263396413269084],"twin_dists":[0.11264763588847972,0.11687253109216292,0.11792758656109024,0.13261784285101114,0.13582661287990302,0.14903328564302062,0.1528750410894774,0.15373143879765286,0.1573555754675474,0.1585065557349282,0.16307727425230814,0.16575387066173758,0.16622567632573151,0.1681426057850424,0.16958036853821434,0.17236242753376682,0.17572680795854484,0.18553722758058233,0.18713913404143592,0.18891352072355255,0.190316200674498,0.1904431460588654,0.19180790933539302,0.19224197538305784,0.19436241812937644],"n_dims_used":43,"mean_confidence":0.9127663900685865},"coverage":{"mean_confidence":0.9127663900685865,"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}}