{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001406},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001407","491:4910001464","491:4910002119","491:4910003498","492:4920004522","492:4920006824","491:4910003698","491:4910004705","491:4910003906","491:4910004293","491:4910003542","491:4910004531","491:4910003453","491:4910003214","491:4910001349","491:4910005174","491:4910004572","491:4910003855","491:4910003603","491:4910004480","491:4910003016","491:4910001530","497:4970000108","491:4910004345","491:4910003452"],"twin_admin_codes":[491,491,491,491,492,492,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,497,491,491],"twin_sims":[0.5035616676179091,0.41553005870752074,0.14888848209420877,0.10277316248406494,0.09900379995227832,0.09259257857480159,0.08799131724325829,0.08732930916282063,0.07643322953315054,0.07047483339284144,0.06880848547169842,0.06876925831389129,0.06434116324277145,0.05900740470507808,0.05119257464489398,0.050830758412696096,0.04883594240619883,0.04730416539216061,0.04535422471506989,0.044620216017870314,0.04343277537861329,0.04119011728471876,0.04037479320264206,0.03882275408939296,0.038601330668471136],"twin_dists":[0.15213055242327822,0.17212170538107407,0.2534754546422405,0.27704581524146743,0.2793115065150028,0.28332566865670283,0.286344066139687,0.2867885795605199,0.2945224507684479,0.2991345025524695,0.3004807420143702,0.3005127513444442,0.30422558371730596,0.3089862452087517,0.31664672002378114,0.31702432193396307,0.3191472934133612,0.3208271520915054,0.3230327031118652,0.3238835497868291,0.32528521466411275,0.328022793337669,0.32904923925823387,0.33105252695644544,0.33134382556575154],"n_dims_used":45,"mean_confidence":0.8966574774848091},"coverage":{"mean_confidence":0.8966574774848091,"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}}