{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003321","491:4910003240","491:4910002629","491:4910003071","491:4910001240","491:4910001432","491:4910001612","491:4910002519","491:4910001308","491:4910001110","492:4920004183","492:4920003594","491:4910001897","492:4920003033","492:4920002804","492:4920005494","492:4920005806","491:4910002419","492:4920007081","491:4910001832","491:4910001547","492:4920004643","491:4910000915","491:4910001220","491:4910001015"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,492,492,491,492,492,492,492,491,492,491,491,492,491,491,491],"twin_sims":[0.5610547433415144,0.2790705700471401,0.22001167846573444,0.10259531695552325,0.09412376304887393,0.08555896486883942,0.07218129644500125,0.06941696858131804,0.06134155246731811,0.05613864446883196,0.05469637607869365,0.04799154146935571,0.03912272143688662,0.0358938927368494,0.03488274798179473,0.030451764779723996,0.03045009017504213,0.027927298101718814,0.02718837924293738,0.026941819625073086,0.026721186179515546,0.025008478524645633,0.023346908451886184,0.023264860850294264,0.022831429557295967],"twin_dists":[0.13963008973493454,0.20749786263824319,0.22600210699907425,0.27715124245770645,0.28234753771353915,0.2879906060198387,0.29778236460849933,0.2999861103061119,0.3068611663994497,0.3116950277035616,0.3131003097500361,0.320067789061247,0.33066013196399296,0.3350252362254078,0.33646080377378423,0.3432035654656953,0.3432062682162644,0.34743067034359565,0.34873007905458137,0.34917043057205815,0.3495674321252784,0.35274926256633976,0.35602151420097033,0.3561882659895841,0.3570777195044445],"n_dims_used":45,"mean_confidence":0.8971148173014323},"coverage":{"mean_confidence":0.8971148173014323,"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}}