{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005752},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004837","480:4800005173","480:4800004826","480:4800005809","480:4800005270","480:4800005174","480:4800005754","480:4800005751","480:4800005813","480:4800005808","480:4800004649","480:4800005602","480:4800005607","480:4800004577","480:4800005738","480:4800005683","480:4800005755","480:4800005757","480:4800005170","480:4800005674","480:4800004738","480:4800005262","487:4870009855","480:4800004225","480:4800005935"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,487,480,480],"twin_sims":[0.3079195159465116,0.2888803436111968,0.27841136368315866,0.25930085660277247,0.22863293401494342,0.22724177046125296,0.22492498466489935,0.22213813561373347,0.22010458026857055,0.1960724344488556,0.18789291744638148,0.16982866694917034,0.16363526461996641,0.14247820606785883,0.1386710849775338,0.13191038124188362,0.12878109055630949,0.12757732888755524,0.11659000636663755,0.11554987590486612,0.11265996103901389,0.10911253341774585,0.10782683466450424,0.10592945543943048,0.10201397786023442],"twin_dists":[0.19934078293640572,0.20467021883748704,0.20769001857689526,0.21338708543268486,0.22311495495204883,0.22357588464045147,0.2243476669855899,0.22528307677644982,0.2259705967226931,0.2344420575533083,0.2374880674777752,0.24456198380355113,0.247110936440025,0.2563872533824464,0.2581629394331354,0.2614081803254557,0.2629527847466457,0.26355451161791593,0.2692565762319758,0.2698173662903965,0.2713961149046202,0.27337734378129175,0.2741077111337273,0.27519799658263033,0.277496859773275],"n_dims_used":43,"mean_confidence":0.9181731468023255},"coverage":{"mean_confidence":0.9181731468023255,"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}}