{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000645},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000449","470:4700000660","470:4700000291","470:4700002048","470:4700000363","470:4700000649","470:4700000373","470:4700001445","470:4700001741","470:4700001745","470:4700000880","470:4700000450","470:4700000884","470:4700002057","470:4700001435","470:4700000370","470:4700001590","470:4700002566","488:4880006081","488:4880006008","470:4700001310","470:4700000371","470:4700000881","470:4700001137","488:4880005923"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,488,488,470,470,470,470,488],"twin_sims":[0.9214903293475846,0.9174565497805127,0.8969486986643855,0.8879476267844372,0.8764901232322448,0.8714485263554854,0.8695168435873578,0.8408033629560804,0.8382215967987207,0.8340727627567649,0.8248494198984612,0.8247635405742645,0.8163736920655946,0.8122498546508733,0.7935345598907931,0.7927024325534026,0.7601860840713507,0.7461756637167851,0.7455563605355652,0.7454313721101737,0.73962957706124,0.7358513527236734,0.7351666361439326,0.7288251507343172,0.7261402758095193],"twin_dists":[0.05251909615778697,0.053909664546934626,0.060571269535429025,0.06331764649174283,0.06668769574918681,0.0681311407624466,0.06867832978067011,0.07648217137662308,0.07715742143399895,0.07823461353097265,0.0805963922820353,0.0806181799098062,0.08272975744396176,0.08375591153571824,0.08832576376361792,0.08852589749645087,0.09617589932070324,0.09938483080131355,0.09952565021721717,0.0995540605558382,0.10086922428313402,0.10172201431181434,0.10187626477345726,0.10330067215349535,0.10390154856607685],"n_dims_used":43,"mean_confidence":0.9141067682310592},"coverage":{"mean_confidence":0.9141067682310592,"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}}