{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004684},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004771","469:4690005175","490:4900001308","487:4870003165","470:4700000857","478:4780008317","469:4690003016","490:4900009918","480:4800001789","496:4960007092","481:4810005889","477:4770000140","466:4660012148","496:4960009298","480:4800003869","484:4840005977","466:4660005932","496:4960008316","468:4680003089","481:4810003585","475:4750011778","493:4930003073","485:4850008655","493:4930006953","487:4870009092"],"twin_admin_codes":[480,469,490,487,470,478,469,490,480,496,481,477,466,496,480,484,466,496,468,481,475,493,485,493,487],"twin_sims":[0.03545842995033698,0.005821081165598133,0.0026652231813049806,0.0023222400601511004,0.0016063550719600528,0.0014513513392341276,0.0012447057945103226,0.0007004748751096498,0.0006355852579598181,0.0005749190028265036,0.0004574493845941872,0.0002931809652596546,0.0002689809472210987,0.00013954298218191597,0.00013326242679251502,0.00010688073334926774,0.0001043306305977379,0.00009850041234826619,0.00008690003864351872,0.00007181693740558358,0.00007089126097051149,0.00006151469994216415,0.00006097122976297034,0.00005694664027975574,0.00003826297035554286],"twin_dists":[0.33563921127565016,0.4166631539514609,0.44717079723202546,0.4523371226561496,0.46587800122566836,0.4695375026343682,0.475023144233427,0.49501612909125847,0.4983175701446561,0.5017016779235312,0.5093280770623939,0.5238538765604649,0.5266204677561513,0.5472368405686866,0.5486544677110962,0.5553952121478111,0.5561281220718655,0.5578695017009261,0.561645282296772,0.5673416569239638,0.5677272256863255,0.5719267326677905,0.5721883884425117,0.5741978855624277,0.5857620993979249],"n_dims_used":43,"mean_confidence":0.9164118212322856},"coverage":{"mean_confidence":0.9164118212322856,"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}}