{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002446},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002201","489:4890001696","489:4890002690","489:4890001794","489:4890002198","489:4890003107","489:4890002691","489:4890002529","489:4890002453","489:4890002778","489:4890002779","489:4890002362","489:4890002121","489:4890002956","489:4890003106","489:4890002611","489:4890001789","489:4890002532","489:4890002288","489:4890001958","489:4890002525","489:4890001877","489:4890001947","477:4770000104","489:4890002777"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489],"twin_sims":[0.8113326615902638,0.7569316248034917,0.7421833008847113,0.7055959487290919,0.7041730614332525,0.6898745069328115,0.6583110281717327,0.6560060861954423,0.6429487806936024,0.6364627042801999,0.6231699563672989,0.6226861618718471,0.602100718507022,0.6018267120940199,0.5984690671238331,0.5794580952177347,0.5473544692594967,0.5375690628328109,0.5375021054065332,0.5371932179762471,0.5338726443274684,0.5253359230434375,0.5233299002850447,0.5232552978045901,0.508747725225654],"twin_dists":[0.08398313854105767,0.09692541836988242,0.10029119993319678,0.10846075208571568,0.10877422543200382,0.11191015186767186,0.11875923271426642,0.11925635423465299,0.12206684870573953,0.12345995517690658,0.12631066692981457,0.1264143367934335,0.13082307340499819,0.1308817488488743,0.13160079189266277,0.13567526285874612,0.14258523165615009,0.14470349821745493,0.14471801727437272,0.14478500102729663,0.14550556590758917,0.14736232239023841,0.14779958932716938,0.14781585826647706,0.15099025062206553],"n_dims_used":45,"mean_confidence":0.9196409437391493},"coverage":{"mean_confidence":0.9196409437391493,"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}}