{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003037},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003311","496:4960002197","496:4960002211","496:4960002085","496:4960002323","496:4960001828","496:4960003173","496:4960003164","496:4960003314","496:4960002889","496:4960002196","496:4960002473","496:4960003860","496:4960003436","496:4960001346","496:4960000695","496:4960000689","496:4960001827","496:4960000919","496:4960002600","496:4960002194","496:4960003584","496:4960001461","496:4960004275","493:4930004620"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,493],"twin_sims":[0.8679129829163125,0.8524420710227704,0.7907356616241449,0.7773020716803074,0.7707904283866832,0.6950858589158783,0.6874627147872926,0.6614826504382013,0.6374792570810187,0.6370579526139505,0.635639405367363,0.5951073833763947,0.5915350274851348,0.590118150684635,0.58218401403376,0.5407279963916983,0.5173375659470306,0.5073240026966207,0.5005577809900567,0.49551999367098093,0.49437444990007473,0.49341713106454216,0.49032886924366875,0.48256040838908093,0.4800679264622328],"twin_dists":[0.06913028022727216,0.07338771032641268,0.0889979647339407,0.09218824434788091,0.09371481672353936,0.11077005651280651,0.11243676007537849,0.11807462759871902,0.12324172441543656,0.12333217349331328,0.12363667143091973,0.13232080518535425,0.13308610502411083,0.13338969831758077,0.13509053302916982,0.14401890828538172,0.14910809348446202,0.15130298852786545,0.1527924897836041,0.15390511163784334,0.15415856040980172,0.1543704955799075,0.15505501240992095,0.1567826787512074,0.15733881905717206],"n_dims_used":45,"mean_confidence":0.9436544630262587},"coverage":{"mean_confidence":0.9436544630262587,"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}}