{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004589},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004501","489:4890004590","489:4890004547","489:4890004452","489:4890004544","489:4890004498","489:4890004548","489:4890004500","489:4890004497","489:4890004140","489:4890004248","489:4890004195","489:4890004510","489:4890004673","489:4890004402","489:4890004492","489:4890004255","489:4890004020","489:4890004032","489:4890004350","489:4890004559","489:4890004142","489:4890004464","489:4890004191","489:4890004141"],"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":[0.985691076179611,0.9789985815534187,0.9732629358944646,0.9690525758202668,0.969000770343506,0.9582057684540801,0.9538692868817265,0.9155802174287273,0.9150235493046697,0.9117473929306384,0.9092403610737596,0.8982050049996783,0.8936291259801732,0.8895420459819897,0.8787463728107022,0.8660449032872792,0.8628152409609093,0.8605729419124194,0.8559515373009569,0.8546388584103815,0.8534467329735386,0.8489809782309397,0.8452903325213216,0.8444861564510147,0.8432824440800123],"twin_dists":[0.022049829934069107,0.026758611016297024,0.03023649950134754,0.032565317841189434,0.032592996675105436,0.03795035388523011,0.03991549602819363,0.054546448907387225,0.05473419307795028,0.05582860210723566,0.056654400219180126,0.06018024042069389,0.06159514078643855,0.06283791655303181,0.06603423919875889,0.06965403056726906,0.07055298092864522,0.07117238032520679,0.07243725975904378,0.07279376084040294,0.07311648708496739,0.07431692293666727,0.07529923453773069,0.075512144257551,0.07583009323149442],"n_dims_used":45,"mean_confidence":0.9202603658040365},"coverage":{"mean_confidence":0.9202603658040365,"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}}