{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000717},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000635","487:4870000562","487:4870000384","487:4870001432","487:4870000387","487:4870000885","487:4870001157","487:4870000647","487:4870001335","487:4870000447","487:4870000511","487:4870000448","487:4870000224","487:4870000388","487:4870000984","487:4870000332","487:4870000278","487:4870000279","487:4870001527","487:4870000223","487:4870000638","487:4870000716","487:4870000981","487:4870002407","487:4870000089"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.653254225448266,0.6438047944408282,0.5816360721265289,0.5101764291182674,0.4940855453111468,0.44805280121456503,0.4412418652329079,0.4195118648980692,0.3870012265009143,0.3857575150022241,0.3419777223417358,0.34043082245862544,0.33371641485497255,0.3068603064095272,0.2937875322225295,0.28899390057146324,0.269938556004168,0.24319541545645576,0.24108758856769466,0.21550215689974606,0.16666218684786768,0.15781910132817747,0.1548733089160602,0.15050787546886346,0.14793860399491543],"twin_dists":[0.1198494415970829,0.12188285930674947,0.13520805325305224,0.15067664728080699,0.15422250669671206,0.16457144383952277,0.16613400109729418,0.1711845727352015,0.17895624386770717,0.1792593810826874,0.19025700882948043,0.1906585198776712,0.19241278555276464,0.1996321409497289,0.20327730154473456,0.2046378268327061,0.21018498908445088,0.21839699190848877,0.2190682701433824,0.2275425006131915,0.24585664771270138,0.249569014747244,0.2508392403599872,0.25275456319891165,0.2539009974009728],"n_dims_used":43,"mean_confidence":0.9059356866880904},"coverage":{"mean_confidence":0.9059356866880904,"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}}