{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000156","480:4800000043","495:4950000591","480:4800000155","480:4800000163","480:4800000042","480:4800000122","495:4950000343","495:4950000492","495:4950000345","495:4950000201","480:4800000153","480:4800000041","495:4950000290","495:4950000293","480:4800000154","495:4950000635","495:4950000294","495:4950000717","495:4950000344","495:4950000296","495:4950000070","480:4800000117","495:4950000530","495:4950000493"],"twin_admin_codes":[480,480,495,480,480,480,480,495,495,495,495,480,480,495,495,480,495,495,495,495,495,495,480,495,495],"twin_sims":[0.723311936237814,0.45338557667295304,0.4436597849498931,0.31379980698305054,0.24976365388599822,0.2366371563006754,0.17052023642403089,0.16353081694355265,0.15765733252657088,0.1474293857297025,0.14622382501112102,0.14583016737202975,0.13907450190311774,0.11576730708111813,0.11263142521378976,0.11156573254713927,0.10921594015272491,0.10221650311536055,0.0935836676893893,0.09332972622853512,0.08790146352797806,0.0845142295290395,0.08274830221968515,0.07925755081997929,0.06958557165267057],"twin_dists":[0.10453318299728653,0.16335426459398494,0.16557823231617919,0.19773364493100762,0.21632896654620412,0.22049821777012746,0.24428153739825428,0.24715451550957301,0.2496383181583146,0.25412995680456085,0.2546743512416196,0.25485283393971875,0.25797307187023494,0.26969981796405607,0.27141185862313844,0.27200203536565876,0.2733188916864957,0.2773762804752206,0.2826911112520729,0.28285319314799295,0.286404243333179,0.2887092829354811,0.28994035164939036,0.2924370072669036,0.29984967767085247],"n_dims_used":42,"mean_confidence":0.9015440259660993},"coverage":{"mean_confidence":0.9015440259660993,"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}}