{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005280},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004456","490:4900004849","490:4900005527","490:4900005533","490:4900005909","490:4900006050","493:4930006954","490:4900005539","490:4900006649","493:4930007043","470:4700004852","490:4900004837","466:4660001006","470:4700004668","496:4960007971","490:4900005787","466:4660000881","490:4900004311","490:4900005402","490:4900006172","466:4660001168","469:4690002461","490:4900004325","488:4880004811","490:4900007384"],"twin_admin_codes":[493,490,490,490,490,490,493,490,490,493,470,490,466,470,496,490,466,490,490,490,466,469,490,488,490],"twin_sims":[0.42263091795711716,0.35945316450968307,0.3491868430279076,0.32851758365090095,0.30758714427049816,0.3069517111601502,0.29632283357009936,0.28224630436259485,0.2680868521178858,0.263219451615271,0.2611005532970635,0.2576502403937133,0.24941447317065865,0.2452061840058762,0.24084788766128992,0.2403327323184901,0.23954151028076565,0.23843585133114492,0.23397687349640542,0.23061643661975476,0.22844857419034115,0.2267223662547678,0.22360763911014986,0.22058499928475897,0.22031208016810444],"twin_dists":[0.17045312902555637,0.1857860228660928,0.18839843395659467,0.19378430462751803,0.1994321465582171,0.19960697530957547,0.2025630495292886,0.206575990747077,0.21073665593959862,0.2121981549151101,0.21283965419277978,0.21389127621790865,0.2164380222367131,0.21776011986489102,0.21914484798557896,0.2193095934461365,0.219563071568063,0.21991819714033767,0.22136137707504233,0.22246096228380877,0.22317593142829054,0.22374845621439535,0.22478886771529238,0.2258077909452133,0.22590024940467246],"n_dims_used":45,"mean_confidence":0.9111913892957899},"coverage":{"mean_confidence":0.9111913892957899,"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}}