{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001375},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001599","489:4890001450","489:4890001448","489:4890000458","489:4890001581","489:4890000417","489:4890001513","489:4890001509","489:4890001518","489:4890000650","466:4660008625","489:4890001310","489:4890001516","489:4890001374","489:4890000812","489:4890000690","489:4890000800","489:4890000423","489:4890000311","489:4890001588","489:4890001517","489:4890001054","489:4890001529","489:4890000660","489:4890000539"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,466,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7720767105348617,0.7610072717617649,0.6785463454529259,0.6211640420234295,0.5808419046141493,0.5658333706691708,0.5615125725637407,0.5539232458966366,0.5342138075379471,0.5009077727666674,0.4960018979079575,0.4849398620196966,0.4837319921617744,0.48112492848201854,0.47812418868039636,0.4774959278091111,0.47716922334987955,0.4752371695913656,0.4729526138726793,0.47111438918004944,0.4587231090788922,0.45643947891601133,0.45127194071273763,0.45046359493495364,0.4478616839564423],"twin_dists":[0.09341422688213782,0.09598636073368957,0.11437843346262734,0.12674047560194987,0.1353783981340564,0.13860177565198578,0.13953152010422692,0.14116695399697993,0.14543149213877707,0.15271530934824004,0.153798541997006,0.15625259874090117,0.15652157904500064,0.1571028619665352,0.15777315768287667,0.1579136672894707,0.15798675788204378,0.15841933181998388,0.15893157391482707,0.15934433642090767,0.1621412625031457,0.16265960750357644,0.16383605042853375,0.16402052728442784,0.1646151657244657],"n_dims_used":45,"mean_confidence":0.9178509182400174},"coverage":{"mean_confidence":0.9178509182400174,"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}}