{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003407","477:4770002545","485:4850004335","479:4790001021","470:4700004066","487:4870011700","467:4670001015","470:4700006004","479:4790002968","487:4870010332","478:4780002109","484:4840001284","490:4900003362","469:4690005260","494:4940005333","468:4680001095","496:4960011746","490:4900006507","478:4780004348","488:4880000373","466:4660000430","500:5000007729","499:4990000141","466:4660010245","487:4870010200"],"twin_admin_codes":[493,477,485,479,470,487,467,470,479,487,478,484,490,469,494,468,496,490,478,488,466,500,499,466,487],"twin_sims":[0.008658765397175838,0.0036618583169376368,0.003571570622783956,0.0015419625875379428,0.0009853041988154888,0.000911932819487677,0.0006515388777427382,0.0004501320507111759,0.0004499618842277739,0.000331013537009182,0.00031748832002157466,0.00029712365554638784,0.0002883618186595304,0.0002786613393180784,0.00023905649824471022,0.00023830205407410923,0.000215150074432154,0.00021424875429432513,0.00021418403239906888,0.00019733498689412764,0.00016962431645525786,0.00012259643806337793,0.00011948364967202326,0.00011166373318131106,0.000094425286321569],"twin_dists":[0.4002656322860017,0.43502271442193274,0.43598963381316935,0.46735688459227603,0.4832503891621151,0.4859438990818651,0.49747772607829466,0.5098618164509071,0.5098743249748907,0.5199312663501933,0.5212829143551798,0.523423579016653,0.5243872665861962,0.5254867919492433,0.5303845930128741,0.5304851074393467,0.5337248823969568,0.5338575378559637,0.5338670837576412,0.5364494847675899,0.5411863642895526,0.5512131695110489,0.5519996045757343,0.5540640645185264,0.5591455415192683],"n_dims_used":43,"mean_confidence":0.914237798646439},"coverage":{"mean_confidence":0.914237798646439,"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}}