{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013100},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013135","490:4900013244","490:4900013102","490:4900013098","490:4900013243","490:4900013209","490:4900012997","490:4900012403","490:4900013101","490:4900012991","490:4900013068","490:4900012944","490:4900013241","490:4900012890","490:4900012487","490:4900013069","490:4900012404","490:4900012259","490:4900012553","490:4900012415","490:4900012763","487:4870000270","490:4900013096","490:4900013274","490:4900012831"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490],"twin_sims":[0.7183597156895257,0.5974139743971778,0.3730123601003679,0.3683910965190996,0.367313855331675,0.35421831083969063,0.34587688252269466,0.33315949493835195,0.3168860706530588,0.3110376832905351,0.2854426372021329,0.27791567923506344,0.2599699280589972,0.23596480744638687,0.2266876930997279,0.21854763325892293,0.21663195060118096,0.2153139996849999,0.20598326539732112,0.20552452536731206,0.19673454357463066,0.19551937818683415,0.18424598861993305,0.17672917040521222,0.17541460749247562],"twin_dists":[0.1056359255376928,0.13182676071441282,0.18239332951893744,0.1835425792563877,0.18381150500856105,0.1871132039930668,0.18924922392168245,0.19255914691319764,0.19689700177790853,0.19848639381473293,0.20565445162930657,0.2078346911033319,0.21318328934288222,0.22071576715230998,0.22375998566631292,0.2264998612466602,0.22715455831741918,0.22760724204551377,0.2308670417041892,0.23102987805989464,0.2341993866080722,0.23464519502937425,0.23887611615765086,0.24179942818373693,0.24231968625570058],"n_dims_used":45,"mean_confidence":0.9135602315266927},"coverage":{"mean_confidence":0.9135602315266927,"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}}