{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002230},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920004775","487:4870000257","491:4910005546","497:4970000102","466:4660014349","483:4830000012","480:4800004512","492:4920004833","466:4660001334","497:4970000005","491:4910003684","491:4910004998","499:4990001306","492:4920004777","491:4910005325","480:4800004513","483:4830000036","488:4880002343","487:4870005412","491:4910000742","490:4900002012","492:4920006015","466:4660009240","492:4920004776","466:4660001335"],"twin_admin_codes":[492,487,491,497,466,483,480,492,466,497,491,491,499,492,491,480,483,488,487,491,490,492,466,492,466],"twin_sims":[0.001068540426484954,0.000668884055990636,0.0005871863747550833,0.0004625362941120288,0.000282970927508218,0.00027946083911378284,0.00016668291246724917,0.0001401088562634369,0.00013760643380498396,0.00011491826479306638,0.00010856350202069715,0.00010034166101553175,0.00009574652933029244,0.00009356493402306369,0.00009281518655609716,0.00007498620760923635,0.0000739453686964532,0.00006905901314681732,0.00006900205438976738,0.0000672673464926189,0.00004433233193795533,0.000041244021578552876,0.000038667993091824007,0.00003810025320894221,0.000032882706095314143],"twin_dists":[0.48041138655459287,0.49658609724302544,0.5009913451633102,0.5089617123246372,0.5249939452685033,0.5253948225683271,0.5417312956425382,0.5471120865387092,0.5476674197114971,0.5531887707344952,0.5549205773891706,0.5573092544014534,0.5587262083275133,0.5594215927751938,0.5596641208913785,0.5660563210125591,0.5664726744540212,0.568504681971385,0.5685291626579024,0.569284060488287,0.581507017880484,0.5835977505670615,0.585458814273494,0.5858848039455049,0.5901095315723583],"n_dims_used":43,"mean_confidence":0.8754505778467933},"coverage":{"mean_confidence":0.8754505778467933,"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}}