{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000651},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000447","480:4800000640","480:4800000528","480:4800000680","480:4800000537","480:4800000611","480:4800000677","480:4800000471","480:4800000646","480:4800000799","480:4800000683","480:4800000654","480:4800000676","480:4800000438","480:4800000565","480:4800000536","480:4800000397","480:4800000681","480:4800000682","480:4800000652","480:4800000532","480:4800000542","480:4800000714","480:4800000760","480:4800001043"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7815856807874798,0.6498828885064853,0.6263981517229694,0.5961107082822886,0.5537811071696359,0.5523381496849825,0.5499711772755993,0.5467227440098107,0.5418329291167698,0.529050931320191,0.5081065773617067,0.5038717204684745,0.4894124048943083,0.48393058744963957,0.45460240383183526,0.4537750886338977,0.44994970773266557,0.44972624440284953,0.4335131984715032,0.4211703465496604,0.4190461746414898,0.41186398144695513,0.4101511209478977,0.4040724575061466,0.39009018826579234],"twin_dists":[0.09117716239463952,0.12057544936972935,0.1256187888408206,0.13210589708276685,0.1411976149778709,0.14150894687854787,0.14201992320228476,0.14272177657853813,0.14377963030242139,0.14655351278774867,0.15113105814318065,0.15206229056701787,0.15525839390845228,0.15647733958212925,0.16307727425230814,0.16326556906168443,0.16413786837238928,0.16418890965055896,0.16791852488467707,0.17079536054241812,0.1712939780387957,0.1729879541599661,0.1733938321135564,0.1748403001450045,0.17820533772808578],"n_dims_used":43,"mean_confidence":0.914369450059048},"coverage":{"mean_confidence":0.914369450059048,"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}}