{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001540},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001541","487:4870001636","487:4870001635","487:4870001637","487:4870001821","487:4870001729","487:4870001997","487:4870001820","487:4870001445","487:4870001730","487:4870003258","487:4870001442","490:4900000034","487:4870001996","486:4860003222","490:4900001050","490:4900000054","494:4940006268","487:4870001905","487:4870001441","486:4860003368","480:4800006381","485:4850006080","485:4850005917","486:4860003294"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,490,487,486,490,490,494,487,487,486,480,485,485,486],"twin_sims":[0.5743949572590624,0.5356157151919525,0.21586807048310816,0.21147537712118258,0.20582655623615173,0.2053939977183207,0.13653183093772003,0.07132750618796607,0.0686662227795162,0.068100543414619,0.06533747566848334,0.061493339281726296,0.06054211183457651,0.0561825900722215,0.04943135924081541,0.04618924851112833,0.04309346982531937,0.04299249319505751,0.042012718884582294,0.039376440926088815,0.03881690685588728,0.03871531269542436,0.03859030890159388,0.03752755632227149,0.03516371801337007],"twin_dists":[0.13676197186235478,0.14512720830725637,0.2274167055219317,0.22893646808925952,0.2309226399597511,0.23107625613951951,0.2591767340393358,0.29845559829239104,0.3005968990396945,0.30106072013555346,0.3033724305916814,0.3067252898721447,0.3075813999248756,0.31165267989874423,0.31850617189580616,0.3220786852930975,0.32569164626476876,0.3258131190019147,0.32700440381814844,0.33033021633958026,0.33106020132328673,0.3311936978409738,0.33135836241335304,0.33277684813264163,0.33605838419313133],"n_dims_used":42,"mean_confidence":0.9072510855538505},"coverage":{"mean_confidence":0.9072510855538505,"n_dims_used":42,"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}}