{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003697},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001551","490:4900004260","490:4900004141","490:4900004539","490:4900002748","490:4900002747","490:4900002121","490:4900001835","490:4900001685","490:4900001972","490:4900004121","490:4900001678","490:4900004549","487:4870002027","490:4900002592","490:4900007239","490:4900004950","490:4900003438","490:4900003064","490:4900003993","490:4900006268","487:4870003963","487:4870002363","490:4900006393","490:4900001550"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,487,487,490,490],"twin_sims":[0.398672479820099,0.3974483786562953,0.31462162672259236,0.2955511944281193,0.2685807545775965,0.26419278264128404,0.23478328801640133,0.23442965322222287,0.21812121662974035,0.21341600881676603,0.2046827181192475,0.2012617970937295,0.17670372338146761,0.17476412379182213,0.1646915104106743,0.16229646817271123,0.1567665731871603,0.1567529322810259,0.15311537636818032,0.1501777578560495,0.14859926004023,0.14452158080636915,0.14427773640646635,0.14309965402025257,0.14103722383297956],"twin_dists":[0.17613346522741802,0.17642771209366315,0.19751040690804808,0.20278005471232202,0.21058928039648647,0.2119045607023154,0.22109905108509603,0.22121401538624064,0.22664525723909362,0.22826245131954023,0.2313293375706867,0.232555038708187,0.24180947303307068,0.2425781529498737,0.2466713620772103,0.24767106039004605,0.25002086075532914,0.2500267312540619,0.2516057036600507,0.252901053556855,0.25360481268632473,0.2554487179709621,0.25556019770741334,0.25610076640992663,0.2570551382866112],"n_dims_used":45,"mean_confidence":0.9144179450141059},"coverage":{"mean_confidence":0.9144179450141059,"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}}