{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003344},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003345","491:4910002437","491:4910003221","491:4910003390","491:4910002903","491:4910002601","491:4910002489","491:4910002502","491:4910002560","491:4910003306","491:4910003100","491:4910002442","491:4910002441","491:4910002941","491:4910002902","491:4910002703","491:4910002233","491:4910003178","491:4910003305","491:4910003473","491:4910002850","491:4910003432","491:4910002494","491:4910001037","491:4910002851"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.8238281231946968,0.6268581441261594,0.5369001305445242,0.5017719791667433,0.36957649108148627,0.3694001441531767,0.36734488659977454,0.35521548553270443,0.3448877562334496,0.3293195386511653,0.30375976430534063,0.2809808252501796,0.24949981457562262,0.24453500545025392,0.22470616727031223,0.21805498779753976,0.20994469144349184,0.19409843964536194,0.17787563203169685,0.17784789884801389,0.1771062503110577,0.16784477222570685,0.16778854675786845,0.1620093577529249,0.1518459808424265],"twin_dists":[0.08085526211732133,0.12552018261050948,0.14484856543000102,0.152524797747021,0.18324710708418973,0.1832910334942614,0.18380375275394664,0.18685961680743937,0.18950430188668388,0.19357196603710713,0.20048836449325477,0.20694258428668508,0.21641135949943865,0.21797232676206818,0.22442083323650633,0.22666785651542146,0.22947106771481793,0.2351689401795379,0.24134794197704632,0.24135883908913952,0.2416507017203375,0.24537107533694175,0.24539410576208362,0.24779161700787092,0.25216318585251435],"n_dims_used":45,"mean_confidence":0.8953403049045139},"coverage":{"mean_confidence":0.8953403049045139,"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}}