{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001928},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001845","489:4890001837","489:4890002007","489:4890002079","489:4890001676","489:4890002506","489:4890002743","489:4890001672","489:4890001920","489:4890002265","489:4890003083","489:4890001833","489:4890002666","489:4890002023","489:4890001757","489:4890001919","489:4890002745","489:4890002172","489:4890002834","489:4890001839","489:4890003181","489:4890001755","489:4890003259","489:4890002077","489:4890001917"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8953235222112101,0.8440320072202429,0.8267198372540808,0.8264286274280329,0.81322411995601,0.8070851789487093,0.8024134378122254,0.7943250610183891,0.7807518574330318,0.7740644262042485,0.7734428373996294,0.7689600046423487,0.7637936112890428,0.7566659272656023,0.7553686579800335,0.7505109795363141,0.7494269310643351,0.7482775346346942,0.7451314894875253,0.7321461110123344,0.7307112786454508,0.7303945924748128,0.7247570493138028,0.7225993079072112,0.7196022265346997],"twin_dists":[0.061074200539606036,0.07563220709948622,0.08012096201311289,0.08019509727497458,0.08351415026212859,0.08503081473593464,0.08617469176031728,0.08813541549485292,0.0913744143530529,0.09294879803419036,0.0930944660632384,0.09414177237005385,0.09534196925711802,0.09698649573707735,0.09728446283956832,0.09839670323611223,0.09864417567751912,0.09890627955937961,0.09962221137718495,0.10255565509062166,0.10287778856123903,0.10294883683809941,0.10421062575077082,0.10469211632243776,0.10535962145755459],"n_dims_used":45,"mean_confidence":0.9147359212239583},"coverage":{"mean_confidence":0.9147359212239583,"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}}