{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000844},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000514","480:4800000845","480:4800001149","480:4800000501","480:4800000803","480:4800000615","480:4800000543","480:4800001087","480:4800000730","480:4800000717","480:4800000415","480:4800000469","480:4800000838","480:4800000541","480:4800000750","480:4800000569","480:4800000502","480:4800001081","480:4800000922","480:4800001190","480:4800001034","480:4800001088","480:4800000659","480:4800000727","480:4800000749"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6177395089657525,0.40940546967493513,0.40510396486573347,0.35402548279072066,0.35130809937665447,0.332728112580105,0.32842454424742445,0.31671716776435027,0.3161697975575284,0.29809684369464556,0.2910405944390656,0.29013650979147737,0.28274580988311293,0.27702428126220213,0.26299744424112825,0.24574038785733132,0.23685655401374875,0.22659138713843177,0.22559574491856751,0.21878925109965225,0.2063466194639754,0.19876963052129176,0.1888593834992267,0.18592259969569316,0.18330904182610414],"twin_dists":[0.12747409737423207,0.1735707531485712,0.17459416632588137,0.18716228390093112,0.18785541347237833,0.1926726080453843,0.19380895771245008,0.19694266934996765,0.19709076071172335,0.20206540931934036,0.20405530633558344,0.20431232065780483,0.20643156397430473,0.2080952545623764,0.2122652159270275,0.21759148767279457,0.22042731546615962,0.2237920152785998,0.22412367842104303,0.22641756091352522,0.23073823981317093,0.23345702325869896,0.23712339658300646,0.23823560996794765,0.2392358419490334],"n_dims_used":43,"mean_confidence":0.9158051069392714},"coverage":{"mean_confidence":0.9158051069392714,"n_dims_used":43,"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}}