{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005213},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009475","490:4900004649","490:4900005218","490:4900005071","490:4900005074","490:4900010609","490:4900004796","490:4900009372","490:4900009371","490:4900005484","490:4900005078","490:4900004933","490:4900005350","490:4900005079","490:4900008712","490:4900005475","490:4900005073","490:4900004650","490:4900010873","490:4900005337","490:4900012127","490:4900008709","490:4900005349","490:4900011039","490:4900005612"],"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":[0.293018838683467,0.22823449472713636,0.2258683999828034,0.22364850930932995,0.21363102706961026,0.21018397008461956,0.16850686238917054,0.16202556735885787,0.15347510071622258,0.15171179417837843,0.13674023403149538,0.13411456178617223,0.13132247193846197,0.12013329513265643,0.11361253499743748,0.1133429386157315,0.11294713909772396,0.10303686788509865,0.09092707469210434,0.08987125926120494,0.08700932187400241,0.08605107514968605,0.0825083814618705,0.0816917580469677,0.07881877335538372],"twin_dists":[0.20349457937655233,0.2232467784392845,0.2240327565417489,0.22477515363865122,0.22818802720601666,0.2293873242983359,0.24510029434412492,0.24778480652849758,0.2514483400132658,0.25222231656500815,0.2590774512721905,0.26033669992365077,0.26169624516534196,0.2673745320544756,0.2708723180785096,0.2710202180589234,0.27123784459912864,0.27688975180772435,0.28440422023262235,0.28509607071973664,0.2870043997335966,0.2876545019267612,0.2901092213247967,0.2906869658172233,0.29275703409671866],"n_dims_used":45,"mean_confidence":0.9293312920464409},"coverage":{"mean_confidence":0.9293312920464409,"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}}