{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001782},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001783","477:4770000268","477:4770001547","477:4770000314","477:4770001192","477:4770000269","477:4770000150","477:4770000552","477:4770001599","477:4770000315","477:4770000760","477:4770001370","477:4770001490","477:4770001311","477:4770001435","477:4770000086","477:4770001437","477:4770000959","477:4770001491","477:4770001026","489:4890000469","477:4770000044","477:4770000963","489:4890001784","477:4770001773"],"twin_admin_codes":[489,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,477,477,489,477],"twin_sims":[0.7522475815832155,0.7366589838389327,0.6723807258339427,0.669425583642151,0.6345764513858606,0.6325842195677247,0.6164328123244392,0.6120718297484333,0.6022966277680373,0.6015248645150627,0.595679034272514,0.5852969300792928,0.5756305639945964,0.5733023735398682,0.5684652194766037,0.5598952170092681,0.5590835022432186,0.5534716963100134,0.5532258682705963,0.5526963313449031,0.5522143456398136,0.5458916346714323,0.5451401624619436,0.5441616911987772,0.5425634254668671],"twin_dists":[0.09799970787932931,0.1015399577726581,0.11571671675879648,0.11635699830356329,0.12386479331222691,0.12429224754941173,0.1277539815641507,0.12868794104096182,0.13078112184069335,0.13094638664570213,0.13219835834230506,0.13442304162717864,0.1364966905231103,0.1369965931706349,0.13803588737106118,0.13987978199326165,0.14005461889714169,0.1412643627021323,0.14131739812390512,0.14143165391799165,0.14153566471381537,0.14290145895522172,0.14306396508331187,0.14327561896770716,0.14362148754839782],"n_dims_used":45,"mean_confidence":0.9195178561740451},"coverage":{"mean_confidence":0.9195178561740451,"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}}