{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930007124},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008023","487:4870011216","493:4930006953","487:4870005119","496:4960009960","478:4780008317","481:4810003262","469:4690003507","466:4660005131","487:4870005002","481:4810000052","469:4690002076","477:4770000139","496:4960008316","473:4730004095","479:4790003965","487:4870003116","487:4870010012","469:4690003016","494:4940007908","466:4660005331","466:4660006043","500:5000005654","484:4840004499","466:4660004317"],"twin_admin_codes":[496,487,493,487,496,478,481,469,466,487,481,469,477,496,473,479,487,487,469,494,466,466,500,484,466],"twin_sims":[0.05754067074160224,0.0005080185522993722,0.00047901454568795787,0.0002813576399444534,0.00020760097007796075,0.00018927020494702832,0.00017851650500167273,0.00011767610115037516,0.00011686078403199161,0.00006947800663106022,0.0000624891713209244,0.00005722648697115102,0.00004762209637947635,0.00003412600784426278,0.0000326207402035073,0.000023086371693542084,0.00001669775619337016,0.000013938973636438618,0.000009463391266173451,0.000008499072656829256,0.000007453269339225093,0.000007164540957768924,0.0000059595217856563345,0.000005833104604072256,0.000005717682300799092],"twin_dists":[0.31035726984920725,0.5058437919425793,0.507800263477496,0.5251776110984563,0.5348524916143724,0.5377598932616217,0.5395915158460214,0.5524652048089242,0.5526774346775503,0.5683251858944816,0.571463012296032,0.5740538639338938,0.5794269490331144,0.5890477601086699,0.5903381145406812,0.6001344798300162,0.6091718824252891,0.6141517681046995,0.6246970873159499,0.6275922660701824,0.6311113781319346,0.6321664267180062,0.6370610446245277,0.6376284787730578,0.638156951605027],"n_dims_used":45,"mean_confidence":0.9175203111436632},"coverage":{"mean_confidence":0.9175203111436632,"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}}