{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001585","473:4730001494","473:4730001584","473:4730001496","473:4730002079","473:4730001491","473:4730001402","473:4730001500","500:5000002318","473:4730001492","473:4730001752","473:4730001915","473:4730001586","473:4730000942","500:5000001844","473:4730001841","473:4730001403","500:5000002752","500:5000002335","473:4730001196","473:4730001406","473:4730001583","500:5000002438","500:5000001845","473:4730001750"],"twin_admin_codes":[473,473,473,473,473,473,473,473,500,473,473,473,473,473,500,473,473,500,500,473,473,473,500,500,473],"twin_sims":[0.6467344056140472,0.6291401812891911,0.6075743779154444,0.5823844722813535,0.5806463374721139,0.5774911915802909,0.5664757926271379,0.5662742754521518,0.5632288824402986,0.5597365564729061,0.5485804902734451,0.5413509715358271,0.5352732133636846,0.5271618330194108,0.5227938772550048,0.5222320188018751,0.5166812564485829,0.5142003953921852,0.5121333045967413,0.506686047891549,0.505598544109126,0.498208360634773,0.49212632510553433,0.49169040023025395,0.48786831441242345],"twin_dists":[0.12125292053711736,0.12503091608625969,0.129650999011153,0.1350475417088359,0.1354203491138176,0.13609731996892754,0.13846361613587,0.13850695245641353,0.13916209704735585,0.1399139534429408,0.1423203083881596,0.14388398917798717,0.1452015335150136,0.14696464009776938,0.14791649434478107,0.14803906347154092,0.14925162517439144,0.149794580200689,0.15024747475986958,0.15144319779299828,0.1516823164746187,0.15331097592639376,0.15465644996816671,0.1547530709595167,0.15560131722953946],"n_dims_used":45,"mean_confidence":0.9161256578233506},"coverage":{"mean_confidence":0.9161256578233506,"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}}