{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002087},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001720","487:4870000831","487:4870001271","466:4660012581","466:4660010998","494:4940007997","466:4660010013","494:4940007052","487:4870001811","487:4870002158","494:4940008201","487:4870003941","487:4870007470","490:4900002154","490:4900001963","466:4660010833","494:4940008760","487:4870003798","494:4940007474","490:4900002316","494:4940007581","494:4940006833","494:4940007187","494:4940007486","466:4660012836"],"twin_admin_codes":[487,487,487,466,466,494,466,494,487,487,494,487,487,490,490,466,494,487,494,490,494,494,494,494,466],"twin_sims":[0.40107672582053305,0.33656596160219265,0.25128462025547754,0.2119699868475527,0.19624743939609782,0.1948480177986159,0.19183139181424314,0.17660312254073,0.17603496788390036,0.16978548202623386,0.14775444090594694,0.14679707776942952,0.1460275730663781,0.14500858508202197,0.14490901763071948,0.13657260536566704,0.13532846852663377,0.13436950812198684,0.1339234698760182,0.1331966174599527,0.13304420445549686,0.13233548034244033,0.13106826995526402,0.1293775942149877,0.12890478855142354],"twin_dists":[0.17555673354257226,0.19166597922519746,0.21585507350284788,0.22876428459206777,0.23437786100548713,0.23489232191067796,0.23601010102389844,0.24184919385972845,0.24207382456909635,0.24457952339778113,0.25398373521896134,0.25441507560379495,0.2547632865248635,0.2552264881812932,0.25527187775979593,0.25915730026825323,0.2597522445330236,0.26021362336469633,0.2604290657270627,0.260781303072056,0.26085534658460424,0.2612004913527729,0.2618211005194493,0.26265618412214425,0.2628911929528278],"n_dims_used":43,"mean_confidence":0.9101187240245731},"coverage":{"mean_confidence":0.9101187240245731,"n_dims_used":43,"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}}