{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001240},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002798","487:4870004060","487:4870001329","481:4810005475","470:4700002131","466:4660004873","491:4910001877","480:4800000917","470:4700002228","474:4740004721","489:4890002800","486:4860001602","474:4740004776","496:4960004708","474:4740004317","488:4880005447","466:4660001672","469:4690005317","466:4660001272","496:4960011371","469:4690002481","485:4850000492","485:4850007895","487:4870001236","470:4700008850"],"twin_admin_codes":[489,487,487,481,470,466,491,480,470,474,489,486,474,496,474,488,466,469,466,496,469,485,485,487,470],"twin_sims":[0.00888157734242993,0.008364846335991877,0.0074123633272391385,0.006490076394309912,0.0063607298543937535,0.006128988744302095,0.005573469186732018,0.005007176300255059,0.004971287247608873,0.003226722874895442,0.0031027303121129984,0.0028355080879321247,0.0025781580952020573,0.002420340360692523,0.002395822601190891,0.0023952501447353017,0.002332750208095469,0.0023227817293056292,0.0022906883014543354,0.001963094157074279,0.0018911381212552223,0.0018624351995283003,0.0018525770492354256,0.0017048495901330139,0.0016799963547931486],"twin_dists":[0.3991935326362438,0.40171828309621427,0.4067624967586151,0.41223565648181243,0.4130585393093822,0.41457130552061694,0.4184191407327621,0.4227163437801418,0.42300327742098265,0.43990036987897024,0.4414002916052062,0.4448285233491381,0.4484218328842728,0.4507915991482712,0.4511724034426018,0.45118133733165394,0.4521687051996852,0.4523284257259698,0.45284695151344234,0.45855933455047587,0.4599308886907514,0.460491433337299,0.46068579056530945,0.4637184306090336,0.4642522879766515],"n_dims_used":43,"mean_confidence":0.8883827564328216},"coverage":{"mean_confidence":0.8883827564328216,"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}}